diff --git a/code/__defines/chemistry.dm b/code/__defines/chemistry.dm
index c9b34fc2b6..00c7ab061d 100644
--- a/code/__defines/chemistry.dm
+++ b/code/__defines/chemistry.dm
@@ -33,6 +33,7 @@
 #define CE_ALCOHOL "alcohol" // Liver filtering
 #define CE_ALCOHOL_TOXIC "alcotoxic" // Liver damage
 #define CE_SPEEDBOOST "gofast" // Hyperzine
+#define CE_SLOWDOWN "goslow" // Slowdown
 
 #define REAGENTS_PER_SHEET 20
 
diff --git a/code/game/objects/items/weapons/grenades/flashbang.dm b/code/game/objects/items/weapons/grenades/flashbang.dm
index e917745e0e..188262e085 100644
--- a/code/game/objects/items/weapons/grenades/flashbang.dm
+++ b/code/game/objects/items/weapons/grenades/flashbang.dm
@@ -3,19 +3,20 @@
 	icon_state = "flashbang"
 	item_state = "flashbang"
 	origin_tech = list(TECH_MATERIAL = 2, TECH_COMBAT = 1)
+	var/max_range = 10 //The maximum range possible, including species effect mods. Cuts off at 7 for normal humans. Should be 3 higher than your intended target range for affecting normal humans.
 	var/banglet = 0
 
 /obj/item/weapon/grenade/flashbang/prime()
 	..()
-	for(var/obj/structure/closet/L in hear(7, get_turf(src)))
+	for(var/obj/structure/closet/L in hear(max_range, get_turf(src)))
 		if(locate(/mob/living/carbon/, L))
 			for(var/mob/living/carbon/M in L)
 				bang(get_turf(src), M)
 
-	for(var/mob/living/carbon/M in hear(7, get_turf(src)))
+	for(var/mob/living/carbon/M in hear(max_range, get_turf(src)))
 		bang(get_turf(src), M)
 
-	for(var/obj/structure/blob/B in hear(8,get_turf(src)))       		//Blob damage here
+	for(var/obj/structure/blob/B in hear(max_range - 2,get_turf(src)))       		//Blob damage here
 		var/damage = round(30/(get_dist(B,get_turf(src))+1))
 		if(B.overmind)
 			damage *= B.overmind.blob_type.burn_multiplier
@@ -39,13 +40,19 @@
 		ear_safety = M.get_ear_protection()
 
 	//Flashing everyone
-	if(eye_safety < 1)
+	var/mob/living/carbon/human/H = M
+	var/flash_effectiveness = 1
+	var/bang_effectiveness = 1
+	if(ishuman(M))
+		flash_effectiveness = H.species.flash_mod
+		bang_effectiveness = H.species.sound_mod
+	if(eye_safety < 1 && get_dist(M, T) <= round(max_range * 0.7 * flash_effectiveness))
 		M.flash_eyes()
-		M.Confuse(2)
-		M.Weaken(5)
+		M.Confuse(2 * flash_effectiveness)
+		M.Weaken(5 * flash_effectiveness)
 
 	//Now applying sound
-	if((get_dist(M, T) <= 2 || src.loc == M.loc || src.loc == M))
+	if((get_dist(M, T) <= round(max_range * 0.3 * bang_effectiveness) || src.loc == M.loc || src.loc == M))
 		if(ear_safety > 0)
 			M.Confuse(2)
 			M.Weaken(1)
@@ -58,20 +65,19 @@
 				M.ear_damage += rand(0, 5)
 				M.ear_deaf = max(M.ear_deaf,15)
 
-	else if(get_dist(M, T) <= 5)
+	else if(get_dist(M, T) <= round(max_range * 0.5 * bang_effectiveness))
 		if(!ear_safety)
 			M.Confuse(8)
 			M.ear_damage += rand(0, 3)
 			M.ear_deaf = max(M.ear_deaf,10)
 
-	else if(!ear_safety)
+	else if(!ear_safety && get_dist(M, T) <= (max_range * 0.7 * bang_effectiveness))
 		M.Confuse(4)
 		M.ear_damage += rand(0, 1)
 		M.ear_deaf = max(M.ear_deaf,5)
 
 	//This really should be in mob not every check
 	if(ishuman(M))
-		var/mob/living/carbon/human/H = M
 		var/obj/item/organ/internal/eyes/E = H.internal_organs_by_name[O_EYES]
 		if (E && E.damage >= E.min_bruised_damage)
 			M << "<span class='danger'>Your eyes start to burn badly!</span>"
diff --git a/code/modules/mob/living/carbon/human/human.dm b/code/modules/mob/living/carbon/human/human.dm
index 1cea9e2113..acca65d0d6 100644
--- a/code/modules/mob/living/carbon/human/human.dm
+++ b/code/modules/mob/living/carbon/human/human.dm
@@ -661,12 +661,13 @@
 		I = internal_organs_by_name[O_EYES]
 		if(I.is_broken())
 			return FLASH_PROTECTION_MAJOR
-	else // They can't be flashed if they don't have eyes.
+	else if(!species.dispersed_eyes) // They can't be flashed if they don't have eyes, or widespread sensing surfaces.
 		return FLASH_PROTECTION_MAJOR
 
 	var/number = get_equipment_flash_protection()
-	number = I.get_total_protection(number)
-	I.additional_flash_effects(number)
+	if(I)
+		number = I.get_total_protection(number)
+		I.additional_flash_effects(number)
 	return number
 
 #define add_clothing_protection(A)	\
diff --git a/code/modules/mob/living/carbon/human/human_movement.dm b/code/modules/mob/living/carbon/human/human_movement.dm
index d2150354fa..30e00f2e7a 100644
--- a/code/modules/mob/living/carbon/human/human_movement.dm
+++ b/code/modules/mob/living/carbon/human/human_movement.dm
@@ -107,6 +107,11 @@
 
 	tally += item_tally
 
+	if(CE_SLOWDOWN in chem_effects)
+		if (tally >= 0 )
+			tally = (tally + tally/4) //Add a quarter of penalties on top.
+		tally += 1
+
 	if(CE_SPEEDBOOST in chem_effects)
 		if (tally >= 0)	// cut any penalties in half
 			tally = tally/2
diff --git a/code/modules/mob/living/carbon/human/species/species.dm b/code/modules/mob/living/carbon/human/species/species.dm
index bddbf7b982..1fe73897b4 100644
--- a/code/modules/mob/living/carbon/human/species/species.dm
+++ b/code/modules/mob/living/carbon/human/species/species.dm
@@ -75,13 +75,14 @@
 		/datum/unarmed_attack/bite
 		)
 	var/list/unarmed_attacks = null							// For empty hand harm-intent attack
-	var/brute_mod =			1								// Physical damage multiplier.
-	var/burn_mod =			1								// Burn damage multiplier.
-	var/oxy_mod =			1								// Oxyloss modifier
-	var/toxins_mod =		1								// Toxloss modifier
-	var/radiation_mod =		1								// Radiation modifier
-	var/flash_mod =			1								// Stun from blindness modifier.
-	var/chemOD_mod =		1								// Damage modifier for overdose
+	var/brute_mod =     1									// Physical damage multiplier.
+	var/burn_mod =      1									// Burn damage multiplier.
+	var/oxy_mod =       1									// Oxyloss modifier
+	var/toxins_mod =    1									// Toxloss modifier
+	var/radiation_mod = 1									// Radiation modifier
+	var/flash_mod =     1									// Stun from blindness modifier.
+	var/sound_mod =     1									// Stun from sounds, I.E. flashbangs.
+	var/chemOD_mod =	1									// Damage modifier for overdose
 	var/vision_flags = SEE_SELF								// Same flags as glasses.
 
 	// Death vars.
@@ -189,6 +190,7 @@
 		O_EYES =		 /obj/item/organ/internal/eyes
 		)
 	var/vision_organ										// If set, this organ is required for vision. Defaults to "eyes" if the species has them.
+	var/dispersed_eyes            // If set, the species will be affected by flashbangs regardless if they have eyes or not, as they see in large areas.
 
 	var/list/has_limbs = list(
 		BP_TORSO =	list("path" = /obj/item/organ/external/chest),
diff --git a/code/modules/mob/living/carbon/human/species/station/prometheans.dm b/code/modules/mob/living/carbon/human/species/station/prometheans.dm
index 94b38d10d9..213c7c3ae3 100644
--- a/code/modules/mob/living/carbon/human/species/station/prometheans.dm
+++ b/code/modules/mob/living/carbon/human/species/station/prometheans.dm
@@ -5,7 +5,11 @@ var/datum/species/shapeshifter/promethean/prometheans
 
 	name =             SPECIES_PROMETHEAN
 	name_plural =      "Prometheans"
-	blurb =            "What has Science done?"
+	blurb =            "Prometheans (Macrolimus artificialis) are a species of artificially-created gelatinous humanoids, \
+	chiefly characterized by their primarily liquid bodies and ability to change their bodily shape and color in order to  \
+	mimic many forms of life. Derived from the Aetolian giant slime (Macrolimus vulgaris) inhabiting the warm, tropical planet \
+	of Aetolus, they are a relatively new lab-created sapient species, and as such many things about them have yet to be comprehensively studied. \
+	What has Science done?"
 	show_ssd =         "totally quiescent"
 	death_message =    "rapidly loses cohesion, splattering across the ground..."
 	knockout_message = "collapses inwards, forming a disordered puddle of goo."
@@ -46,6 +50,8 @@ var/datum/species/shapeshifter/promethean/prometheans
 	brute_mod =		0.75
 	burn_mod =		2
 	oxy_mod =		0
+	flash_mod =		0.5 //No centralized, lensed eyes.
+	item_slowdown_mod = 1.33
 
 	cloning_modifier = /datum/modifier/cloning_sickness/promethean
 
@@ -66,6 +72,9 @@ var/datum/species/shapeshifter/promethean/prometheans
 
 	unarmed_types = list(/datum/unarmed_attack/slime_glomp)
 	has_organ =     list(O_BRAIN = /obj/item/organ/internal/brain/slime) // Slime core.
+
+	dispersed_eyes = TRUE
+
 	has_limbs = list(
 		BP_TORSO =  list("path" = /obj/item/organ/external/chest/unbreakable/slime),
 		BP_GROIN =  list("path" = /obj/item/organ/external/groin/unbreakable/slime),
@@ -143,22 +152,37 @@ var/datum/species/shapeshifter/promethean/prometheans
 	var/turf/T = H.loc
 	if(istype(T))
 		var/obj/effect/decal/cleanable/C = locate() in T
-		if(C)
-			if(H.shoes || (H.wear_suit && (H.wear_suit.body_parts_covered & FEET)))
-				return
+		if(C && !(H.shoes || (H.wear_suit && (H.wear_suit.body_parts_covered & FEET))))
 			qdel(C)
 			if (istype(T, /turf/simulated))
 				var/turf/simulated/S = T
 				S.dirt = 0
-			H.nutrition += rand(15, 45)
+			H.nutrition = min(500, max(0, H.nutrition + rand(15, 30)))
 
 	// Heal remaining damage.
 	if(H.fire_stacks >= 0)
 		if(H.getBruteLoss() || H.getFireLoss() || H.getOxyLoss() || H.getToxLoss())
-			H.adjustBruteLoss(-heal_rate)
-			H.adjustFireLoss(-heal_rate)
-			H.adjustOxyLoss(-heal_rate)
-			H.adjustToxLoss(-heal_rate)
+			var/nutrition_cost = 0
+			var/nutrition_debt = H.getBruteLoss()
+			var/starve_mod = 1
+			if(H.nutrition <= 25)
+				starve_mod = 0.75
+			H.adjustBruteLoss(-heal_rate * starve_mod)
+			nutrition_cost += nutrition_debt - H.getBruteLoss()
+
+			nutrition_debt = H.getFireLoss()
+			H.adjustFireLoss(-heal_rate * starve_mod)
+			nutrition_cost += nutrition_debt - H.getFireLoss()
+
+			nutrition_debt = H.getOxyLoss()
+			H.adjustOxyLoss(-heal_rate * starve_mod)
+			nutrition_cost += nutrition_debt - H.getOxyLoss()
+
+			nutrition_debt = H.getToxLoss()
+			H.adjustToxLoss(-heal_rate * starve_mod)
+			nutrition_cost += nutrition_debt - H.getToxLoss()
+			H.nutrition -= (2 * nutrition_cost) //Costs Nutrition when damage is being repaired, corresponding to the amount of damage being repaired.
+			H.nutrition = max(0, H.nutrition) //Ensure it's not below 0.
 	else
 		H.adjustToxLoss(2*heal_rate)	// Doubled because 0.5 is miniscule, and fire_stacks are capped in both directions
 
diff --git a/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Core.dm b/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Core.dm
index 3cf83d5185..59eba0e341 100644
--- a/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Core.dm
+++ b/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Core.dm
@@ -172,6 +172,11 @@
 	else
 		..()
 
+/datum/reagent/water/affect_touch(var/mob/living/carbon/M, var/alien, var/removed)
+	if(alien == IS_SLIME)
+		M.visible_message("<span class='warning'>[M]'s flesh sizzles where the water touches it!</span>", "<span class='danger'>Your flesh burns in the water!</span>")
+	..()
+
 /datum/reagent/fuel
 	name = "Welding fuel"
 	id = "fuel"
diff --git a/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Dispenser.dm b/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Dispenser.dm
index f844407d3c..4c079ef2dc 100644
--- a/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Dispenser.dm
+++ b/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Dispenser.dm
@@ -94,6 +94,8 @@
 		strength_mod *= 0.75
 	if(alien == IS_DIONA)
 		strength_mod = 0
+	if(alien == IS_SLIME)
+		M.adjustToxLoss(removed) //Sterilizing, if only by a little bit. Also already doubled above.
 
 	M.add_chemical_effect(CE_ALCOHOL, 1)
 
@@ -136,6 +138,8 @@
 		strength_mod *= 0.75
 	if(alien == IS_DIONA)
 		strength_mod = 0
+	if(alien == IS_SLIME)
+		M.adjustToxLoss(removed * 2) //Sterilizing, if only by a little bit.
 
 	M.add_chemical_effect(CE_ALCOHOL, 1)
 
diff --git a/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Food-Drinks.dm b/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Food-Drinks.dm
index 853fe1cab0..0adc854b9d 100644
--- a/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Food-Drinks.dm
+++ b/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Food-Drinks.dm
@@ -34,7 +34,7 @@
 				data -= taste
 
 /datum/reagent/nutriment/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
-	if(!injectable)
+	if(!injectable && alien != IS_SLIME)
 		M.adjustToxLoss(0.1 * removed)
 		return
 	affect_ingest(M, alien, removed)
@@ -94,7 +94,7 @@
 	nutriment_factor = 10
 	color = "#FFFF00"
 
-/datum/reagent/honey/affect_ingest(var/mob/living/carbon/M, var/alien, var/removed)
+/datum/reagent/nutriment/honey/affect_ingest(var/mob/living/carbon/M, var/alien, var/removed)
 	..()
 
 	var/effective_dose = dose
@@ -255,6 +255,16 @@
 	overdose = REAGENTS_OVERDOSE
 	ingest_met = REM
 
+/datum/reagent/sodiumchloride/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
+	..()
+	if(alien == IS_SLIME)
+		M.adjustFireLoss(removed)
+
+/datum/reagent/sodiumchloride/affect_ingest(var/mob/living/carbon/M, var/alien, var/removed)
+	var/pass_mod = rand(3,5)
+	var/passthrough = (removed - (removed/pass_mod)) //Some may be nullified during consumption, between one third and one fifth.
+	affect_blood(M, alien, passthrough)
+
 /datum/reagent/blackpepper
 	name = "Black Pepper"
 	id = "blackpepper"
@@ -354,6 +364,15 @@
 /datum/reagent/condensedcapsaicin/affect_touch(var/mob/living/carbon/M, var/alien, var/removed)
 	var/eyes_covered = 0
 	var/mouth_covered = 0
+
+	var/head_covered = 0
+	var/arms_covered = 0 //These are used for the effects on slime-based species.
+	var/legs_covered = 0
+	var/hands_covered = 0
+	var/feet_covered = 0
+	var/chest_covered = 0
+	var/groin_covered = 0
+
 	var/obj/item/safe_thing = null
 
 	var/effective_strength = 5
@@ -384,27 +403,78 @@
 				eyes_covered = 1
 				if(!safe_thing)
 					safe_thing = H.glasses
+		if(alien == IS_SLIME)
+			for(var/obj/item/clothing/C in H.worn_clothing)
+				if(C.body_parts_covered & HEAD)
+					head_covered = 1
+				if(C.body_parts_covered & UPPER_TORSO)
+					chest_covered = 1
+				if(C.body_parts_covered & LOWER_TORSO)
+					groin_covered = 1
+				if(C.body_parts_covered & LEGS)
+					legs_covered = 1
+				if(C.body_parts_covered & ARMS)
+					arms_covered = 1
+				if(C.body_parts_covered & HANDS)
+					hands_covered = 1
+				if(C.body_parts_covered & FEET)
+					feet_covered = 1
+				if(head_covered && chest_covered && groin_covered && legs_covered && arms_covered && hands_covered && feet_covered)
+					break
 	if(eyes_covered && mouth_covered)
-		M << "<span class='warning'>Your [safe_thing] protects you from the pepperspray!</span>"
-		return
+		to_chat(M, "<span class='warning'>Your [safe_thing] protects you from the pepperspray!</span>")
+		if(alien != IS_SLIME)
+			return
 	else if(eyes_covered)
-		M << "<span class='warning'>Your [safe_thing] protect you from most of the pepperspray!</span>"
+		to_chat(M, "<span class='warning'>Your [safe_thing] protect you from most of the pepperspray!</span>")
 		M.eye_blurry = max(M.eye_blurry, effective_strength * 3)
 		M.Blind(effective_strength)
 		M.Stun(5)
 		M.Weaken(5)
-		return
-	else if (mouth_covered) // Mouth cover is better than eye cover
-		M << "<span class='warning'>Your [safe_thing] protects your face from the pepperspray!</span>"
+		if(alien != IS_SLIME)
+			return
+	else if(mouth_covered) // Mouth cover is better than eye cover
+		to_chat(M, "<span class='warning'>Your [safe_thing] protects your face from the pepperspray!</span>")
 		M.eye_blurry = max(M.eye_blurry, effective_strength)
-		return
-	else // Oh dear :D
-		M << "<span class='warning'>You're sprayed directly in the eyes with pepperspray!</span>"
+		if(alien != IS_SLIME)
+			return
+	else// Oh dear :D
+		to_chat(M, "<span class='warning'>You're sprayed directly in the eyes with pepperspray!</span>")
 		M.eye_blurry = max(M.eye_blurry, effective_strength * 5)
 		M.Blind(effective_strength * 2)
 		M.Stun(5)
 		M.Weaken(5)
-		return
+		if(alien != IS_SLIME)
+			return
+	if(alien == IS_SLIME)
+		if(!head_covered)
+			if(prob(33))
+				to_chat(M, "<span class='warning'>The exposed flesh on your head burns!</span>")
+			M.apply_effect(5 * effective_strength, AGONY, 0)
+		if(!chest_covered)
+			if(prob(33))
+				to_chat(M, "<span class='warning'>The exposed flesh on your chest burns!</span>")
+			M.apply_effect(5 * effective_strength, AGONY, 0)
+		if(!groin_covered && prob(75))
+			if(prob(33))
+				to_chat(M, "<span class='warning'>The exposed flesh on your groin burns!</span>")
+			M.apply_effect(3 * effective_strength, AGONY, 0)
+		if(!arms_covered && prob(45))
+			if(prob(33))
+				to_chat(M, "<span class='warning'>The exposed flesh on your arms burns!</span>")
+			M.apply_effect(3 * effective_strength, AGONY, 0)
+		if(!legs_covered && prob(45))
+			if(prob(33))
+				to_chat(M, "<span class='warning'>The exposed flesh on your legs burns!</span>")
+			M.apply_effect(3 * effective_strength, AGONY, 0)
+		if(!hands_covered && prob(20))
+			if(prob(33))
+				to_chat(M, "<span class='warning'>The exposed flesh on your hands burns!</span>")
+			M.apply_effect(effective_strength / 2, AGONY, 0)
+		if(!feet_covered && prob(20))
+			if(prob(33))
+				to_chat(M, "<span class='warning'>The exposed flesh on your feet burns!</span>")
+			M.apply_effect(effective_strength / 2, AGONY, 0)
 
 /datum/reagent/condensedcapsaicin/affect_ingest(var/mob/living/carbon/M, var/alien, var/removed)
 	if(ishuman(M))
@@ -437,7 +507,10 @@
 	var/adj_temp = 0
 
 /datum/reagent/drink/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
-	M.adjustToxLoss(removed) // Probably not a good idea; not very deadly though
+	var/strength_mod = 1
+	if(alien == IS_SLIME)
+		strength_mod = 3
+	M.adjustToxLoss(removed * strength_mod) // Probably not a good idea; not very deadly though
 	return
 
 /datum/reagent/drink/affect_ingest(var/mob/living/carbon/M, var/alien, var/removed)
@@ -449,6 +522,8 @@
 		M.bodytemperature = min(310, M.bodytemperature + (adj_temp * TEMPERATURE_DAMAGE_COEFFICIENT))
 	if(adj_temp < 0 && M.bodytemperature > 310)
 		M.bodytemperature = min(310, M.bodytemperature - (adj_temp * TEMPERATURE_DAMAGE_COEFFICIENT))
+	if(alien == IS_SLIME)
+		M.adjustToxLoss(removed * 2)
 
 /datum/reagent/drink/overdose(var/mob/living/carbon/M, var/alien) //Add special interactions here in the future if desired.
 	..()
@@ -489,7 +564,7 @@
 	..()
 	M.reagents.add_reagent("imidazoline", removed * 0.2)
 
-/datum/reagent/drink/juice/
+/datum/reagent/drink/juice
 	name = "Grape Juice"
 	id = "grapejuice"
 	description = "It's grrrrrape!"
@@ -499,7 +574,7 @@
 	glass_name = "grape juice"
 	glass_desc = "It's grrrrrape!"
 
-/datum/reagent/juice/affect_ingest(var/mob/living/carbon/M, var/alien, var/removed)
+/datum/reagent/drink/juice/affect_ingest(var/mob/living/carbon/M, var/alien, var/removed)
 	..()
 
 	var/effective_dose = dose/2
@@ -729,6 +804,24 @@
 	cup_name = "cup of iced tea"
 	cup_desc = "No relation to a certain rap artist/ actor."
 
+/datum/reagent/drink/tea/icetea/affect_ingest(var/mob/living/carbon/M, var/alien, var/removed)
+	..()
+	if(alien == IS_SLIME)
+		if(M.bodytemperature > T0C)
+			M.bodytemperature -= 0.5
+		if(M.bodytemperature < T0C)
+			M.bodytemperature += 0.5
+		M.adjustToxLoss(5 * removed)
+
+/datum/reagent/drink/tea/icetea/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
+	..()
+	if(alien == IS_SLIME)
+		if(M.bodytemperature > T0C)
+			M.bodytemperature -= 0.5
+		if(M.bodytemperature < T0C)
+			M.bodytemperature += 0.5
+		M.adjustToxLoss(5 * removed)
+
 /datum/reagent/drink/tea/minttea
 	name = "Mint Tea"
 	id = "minttea"
@@ -825,7 +918,7 @@
 	if(adj_temp > 0)
 		holder.remove_reagent("frostoil", 10 * removed)
 
-/datum/reagent/nutriment/coffee/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
+/datum/reagent/drink/coffee/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
 	..()
 	if(alien == IS_TAJARA)
 		M.adjustToxLoss(2 * removed)
@@ -851,6 +944,24 @@
 	glass_desc = "A drink to perk you up and refresh you!"
 	glass_special = list(DRINK_ICE)
 
+/datum/reagent/drink/coffee/icecoffee/affect_ingest(var/mob/living/carbon/M, var/alien, var/removed)
+	..()
+	if(alien == IS_SLIME)
+		if(M.bodytemperature > T0C)
+			M.bodytemperature -= 0.5
+		if(M.bodytemperature < T0C)
+			M.bodytemperature += 0.5
+		M.adjustToxLoss(5 * removed)
+
+/datum/reagent/drink/coffee/icecoffee/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
+	..()
+	if(alien == IS_SLIME)
+		if(M.bodytemperature > T0C)
+			M.bodytemperature -= 0.5
+		if(M.bodytemperature < T0C)
+			M.bodytemperature += 0.5
+		M.adjustToxLoss(5 * removed)
+
 /datum/reagent/drink/coffee/soy_latte
 	name = "Soy Latte"
 	id = "soy_latte"
@@ -1047,13 +1158,13 @@
 	adj_dizzy = -5
 	adj_drowsy = -3
 	adj_sleepy = -2
-	
+
 
 	glass_name = "Coffee Milkshake"
 	glass_desc = "An energizing coffee milkshake, perfect for hot days at work.."
 
 /datum/reagent/drink/milkshake/coffeeshake/overdose(var/mob/living/carbon/M, var/alien)
-	M.make_jittery(5) 
+	M.make_jittery(5)
 
 /datum/reagent/drink/rewriter
 	name = "Rewriter"
@@ -1309,6 +1420,24 @@
 	glass_desc = "Generally, you're supposed to put something else in there too..."
 	glass_icon = DRINK_ICON_NOISY
 
+/datum/reagent/drink/ice/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
+	..()
+	if(alien == IS_SLIME)
+		if(M.bodytemperature > T0C)
+			M.bodytemperature -= rand(1,3)
+		if(M.bodytemperature < T0C)
+			M.bodytemperature += rand(1,3)
+		M.adjustToxLoss(5 * removed)
+
+/datum/reagent/drink/ice/affect_ingest(var/mob/living/carbon/M, var/alien, var/removed)
+	..()
+	if(alien == IS_SLIME)
+		if(M.bodytemperature > T0C)
+			M.bodytemperature -= rand(1,3)
+		if(M.bodytemperature < T0C)
+			M.bodytemperature += rand(1,3)
+		M.adjustToxLoss(5 * removed)
+
 /datum/reagent/drink/nothing
 	name = "Nothing"
 	id = "nothing"
diff --git a/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Medicine.dm b/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Medicine.dm
index d753d045d6..8410a6dbeb 100644
--- a/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Medicine.dm
+++ b/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Medicine.dm
@@ -28,8 +28,11 @@
 	scannable = 1
 
 /datum/reagent/bicaridine/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
+	var/chem_effective = 1
+	if(alien == IS_SLIME)
+		chem_effective = 0.75
 	if(alien != IS_DIONA)
-		M.heal_organ_damage(6 * removed, 0)
+		M.heal_organ_damage(6 * removed * chem_effective, 0)
 
 /datum/reagent/bicaridine/overdose(var/mob/living/carbon/M, var/alien, var/removed)
 	..()
@@ -59,8 +62,12 @@
 	scannable = 1
 
 /datum/reagent/kelotane/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
+	var/chem_effective = 1
+	if(alien == IS_SLIME)
+		chem_effective = 0.5
+		M.adjustBruteLoss(2 * removed) //Mends burns, but has negative effects with a Promethean's skeletal structure.
 	if(alien != IS_DIONA)
-		M.heal_organ_damage(0, 6 * removed)
+		M.heal_organ_damage(0, 6 * removed * chem_effective)
 
 /datum/reagent/dermaline
 	name = "Dermaline"
@@ -74,8 +81,11 @@
 	scannable = 1
 
 /datum/reagent/dermaline/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
+	var/chem_effective = 1
+	if(alien == IS_SLIME)
+		chem_effective = 0.75
 	if(alien != IS_DIONA)
-		M.heal_organ_damage(0, 12 * removed)
+		M.heal_organ_damage(0, 12 * removed * chem_effective)
 
 /datum/reagent/dylovene
 	name = "Dylovene"
@@ -87,10 +97,15 @@
 	scannable = 1
 
 /datum/reagent/dylovene/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
+	var/chem_effective = 1
+	if(alien == IS_SLIME)
+		chem_effective = 0.66
+		if(dose >= 15)
+			M.druggy = max(M.druggy, 5)
 	if(alien != IS_DIONA)
-		M.drowsyness = max(0, M.drowsyness - 6 * removed)
-		M.hallucination = max(0, M.hallucination - 9 * removed)
-		M.adjustToxLoss(-4 * removed)
+		M.drowsyness = max(0, M.drowsyness - 6 * removed * chem_effective = 0.66)
+		M.hallucination = max(0, M.hallucination - 9 * removed * chem_effective = 0.66)
+		M.adjustToxLoss(-4 * removed * chem_effective = 0.66)
 
 /datum/reagent/carthatoline
 	name = "Carthatoline"
@@ -114,6 +129,8 @@
 				return
 			if(L.damage > 0)
 				L.damage = max(L.damage - 2 * removed, 0)
+		if(alien == IS_SLIME)
+			H.druggy = max(M.druggy, 5)
 
 /datum/reagent/dexalin
 	name = "Dexalin"
@@ -128,6 +145,12 @@
 /datum/reagent/dexalin/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
 	if(alien == IS_VOX)
 		M.adjustToxLoss(removed * 6)
+	else if(alien == IS_SLIME && dose >= 15)
+		M.add_chemical_effect(CE_PAINKILLER, 15)
+		if(prob(15))
+			to_chat(M, "<span class='notice'>You have a moment of clarity as you collapse.</span>")
+			M.adjustBrainLoss(-5 * removed)
+			M.Weaken(6)
 	else if(alien != IS_DIONA)
 		M.adjustOxyLoss(-15 * removed)
 
@@ -146,6 +169,12 @@
 /datum/reagent/dexalinp/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
 	if(alien == IS_VOX)
 		M.adjustToxLoss(removed * 9)
+	else if(alien == IS_SLIME && dose >= 10)
+		M.add_chemical_effect(CE_PAINKILLER, 25)
+		if(prob(25))
+			to_chat(M, "<span class='notice'>You have a moment of clarity, as you feel your tubes lose pressure rapidly.</span>")
+			M.adjustBrainLoss(-8 * removed)
+			M.Weaken(3)
 	else if(alien != IS_DIONA)
 		M.adjustOxyLoss(-150 * removed)
 
@@ -162,9 +191,12 @@
 
 /datum/reagent/tricordrazine/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
 	if(alien != IS_DIONA)
-		M.adjustOxyLoss(-3 * removed)
-		M.heal_organ_damage(1.5 * removed, 1.5 * removed)
-		M.adjustToxLoss(-1.5 * removed)
+		var/chem_effective = 1
+		if(alien == IS_SLIME)
+			chem_effective = 0.5
+		M.adjustOxyLoss(-3 * removed * chem_effective)
+		M.heal_organ_damage(1.5 * removed, 1.5 * removed * chem_effective)
+		M.adjustToxLoss(-1.5 * removed * chem_effective)
 
 /datum/reagent/cryoxadone
 	name = "Cryoxadone"
@@ -179,10 +211,17 @@
 
 /datum/reagent/cryoxadone/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
 	if(M.bodytemperature < 170)
-		M.adjustCloneLoss(-10 * removed)
-		M.adjustOxyLoss(-10 * removed)
-		M.heal_organ_damage(10 * removed, 10 * removed)
-		M.adjustToxLoss(-10 * removed)
+		var/chem_effective = 1
+		if(alien == IS_SLIME)
+			chem_effective = 0.25
+			to_chat(M, "<span class='danger'>It's cold. Something causes your cellular mass to harden occasionally, resulting in vibration.</span>")
+			M.Weaken(10)
+			M.silent = max(M.silent, 10)
+			M.make_jittery(4)
+		M.adjustCloneLoss(-10 * removed * chem_effective)
+		M.adjustOxyLoss(-10 * removed * chem_effective)
+		M.heal_organ_damage(10 * removed, 10 * removed * chem_effective)
+		M.adjustToxLoss(-10 * removed * chem_effective)
 
 /datum/reagent/clonexadone
 	name = "Clonexadone"
@@ -197,10 +236,18 @@
 
 /datum/reagent/clonexadone/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
 	if(M.bodytemperature < 170)
-		M.adjustCloneLoss(-30 * removed)
-		M.adjustOxyLoss(-30 * removed)
-		M.heal_organ_damage(30 * removed, 30 * removed)
-		M.adjustToxLoss(-30 * removed)
+		var/chem_effective = 1
+		if(alien == IS_SLIME)
+			if(prob(10))
+				to_chat(M, "<span class='danger'>It's so cold. Something causes your cellular mass to harden sporadically, resulting in seizure-like twitching.</span>")
+			chem_effective = 0.5
+			M.Weaken(20)
+			M.silent = max(M.silent, 20)
+			M.make_jittery(4)
+		M.adjustCloneLoss(-30 * removed * chem_effective)
+		M.adjustOxyLoss(-30 * removed * chem_effective)
+		M.heal_organ_damage(30 * removed, 30 * removed * chem_effective)
+		M.adjustToxLoss(-30 * removed * chem_effective)
 
 /* Painkillers */
 
@@ -217,10 +264,15 @@
 	mrate_static = TRUE
 
 /datum/reagent/paracetamol/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
-	M.add_chemical_effect(CE_PAINKILLER, 25)
+	var/chem_effective = 1
+	if(alien == IS_SLIME)
+		chem_effective = 0.75
+	M.add_chemical_effect(CE_PAINKILLER, 25 * chem_effective)
 
 /datum/reagent/paracetamol/overdose(var/mob/living/carbon/M, var/alien)
 	..()
+	if(alien == IS_SLIME)
+		M.add_chemical_effect(CE_SLOWDOWN, 1)
 	M.hallucination = max(M.hallucination, 2)
 
 /datum/reagent/tramadol
@@ -236,7 +288,11 @@
 	mrate_static = TRUE
 
 /datum/reagent/tramadol/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
-	M.add_chemical_effect(CE_PAINKILLER, 80)
+	var/chem_effective = 1
+	if(alien == IS_SLIME)
+		chem_effective = 0.8
+		M.add_chemical_effect(CE_SLOWDOWN, 1)
+	M.add_chemical_effect(CE_PAINKILLER, 80 * chem_effective)
 
 /datum/reagent/tramadol/overdose(var/mob/living/carbon/M, var/alien)
 	..()
@@ -255,8 +311,13 @@
 	mrate_static = TRUE
 
 /datum/reagent/oxycodone/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
-	M.add_chemical_effect(CE_PAINKILLER, 200)
-	M.eye_blurry = min(M.eye_blurry + 10, 250)
+	var/chem_effective = 1
+	if(alien == IS_SLIME)
+		chem_effective = 0.75
+		M.stuttering = min(50, max(0, M.stuttering + 5)) //If you can't feel yourself, and your main mode of speech is resonation, there's a problem.
+		M.add_chemical_effect(CE_SLOWDOWN, 1)
+	M.add_chemical_effect(CE_PAINKILLER, 200 * chem_effective)
+	M.eye_blurry = min(M.eye_blurry + 10, 250 * chem_effective)
 	M.Confuse(5)
 
 /datum/reagent/oxycodone/overdose(var/mob/living/carbon/M, var/alien)
@@ -278,16 +339,23 @@
 	scannable = 1
 
 /datum/reagent/synaptizine/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
+	var/chem_effective = 1
 	if(alien == IS_DIONA)
 		return
+	if(alien == IS_SLIME)
+		if(dose >= 5) //Not effective in small doses, though it causes toxloss at higher ones, it will make the regeneration for brute and burn more 'efficient' at the cost of more nutrition.
+			M.nutrition -= removed * 2
+			M.adjustBruteLoss(-2 * removed)
+			M.adjustFireLoss(-1 * removed)
+		chem_effective = 0.5
 	M.drowsyness = max(M.drowsyness - 5, 0)
 	M.AdjustParalysis(-1)
 	M.AdjustStunned(-1)
 	M.AdjustWeakened(-1)
 	holder.remove_reagent("mindbreaker", 5)
 	M.hallucination = max(0, M.hallucination - 10)
-	M.adjustToxLoss(5 * removed) // It used to be incredibly deadly due to an oversight. Not anymore!
-	M.add_chemical_effect(CE_PAINKILLER, 20)
+	M.adjustToxLoss(5 * removed * chem_effective) // It used to be incredibly deadly due to an oversight. Not anymore!
+	M.add_chemical_effect(CE_PAINKILLER, 20 * chem_effective)
 
 /datum/reagent/hyperzine
 	name = "Hyperzine"
@@ -301,6 +369,10 @@
 /datum/reagent/hyperzine/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
 	if(alien == IS_TAJARA)
 		removed *= 1.25
+	if(alien == IS_SLIME)
+		M.make_jittery(4) //Hyperactive fluid pumping results in unstable 'skeleton', resulting in vibration.
+		if(dose >= 5)
+			M.nutrition = (M.nutrition - (removed * 2)) //Sadly this movement starts burning food in higher doses.
 	..()
 	if(prob(5))
 		M.emote(pick("twitch", "blink_r", "shiver"))
@@ -320,8 +392,16 @@
 /datum/reagent/alkysine/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
 	if(alien == IS_DIONA)
 		return
-	M.adjustBrainLoss(-30 * removed)
-	M.add_chemical_effect(CE_PAINKILLER, 10)
+	var/
+	var/chem_effective = 1
+	if(alien == IS_SLIME)
+		chem_effective = 0.25
+		if(M.brainloss >= 10)
+			M.Weaken(5)
+		if(dose >= 10 && M.paralysis < 40)
+			M.AdjustParalysis(1) //Messing with the core with a simple chemical probably isn't the best idea.
+	M.adjustBrainLoss(-30 * removed * chem_effective)
+	M.add_chemical_effect(CE_PAINKILLER, 10 * chem_effective)
 
 /datum/reagent/imidazoline
 	name = "Imidazoline"
@@ -369,6 +449,10 @@
 			if(I.damage <= 5 && I.organ_tag == O_EYES)
 				H.eye_blurry = min(M.eye_blurry + 10, 250) //Eyes need to reset, or something
 				H.sdisabilities &= ~BLIND
+		if(alien == IS_SLIME)
+			H.add_chemical_effect(CE_PAINKILLER, 20)
+			if(prob(33))
+				H.Confuse(10)
 
 /datum/reagent/osteodaxon
 	name = "Osteodaxon"
@@ -437,9 +521,35 @@
 	M.disabilities = 0
 	M.sdisabilities = 0
 
+	var/mob/living/carbon/human/H = M
+	if(alien == IS_SLIME && istype(H)) //Shifts them toward white, faster than Rezadone does toward grey.
+		if(prob(50))
+			if(H.r_skin)
+				H.r_skin = round((H.r_skin + 510)/3)
+			if(H.r_hair)
+				H.r_hair = round((H.r_hair + 510)/3)
+			if(H.r_facial)
+				H.r_facial = round((H.r_facial + 510)/3)
+			H.adjustToxLoss(6 * removed)
+		if(prob(50))
+			if(H.g_skin)
+				H.g_skin = round((H.g_skin + 510)/3)
+			if(H.g_hair)
+				H.g_hair = round((H.g_hair + 510)/3)
+			if(H.g_facial)
+				H.g_facial = round((H.g_facial + 510)/3)
+			H.adjustToxLoss(6 * removed)
+		if(prob(50))
+			if(H.b_skin)
+				H.b_skin = round((H.b_skin + 510)/3)
+			if(H.b_hair)
+				H.b_hair = round((H.b_hair + 510)/3)
+			if(H.b_facial)
+				H.b_facial = round((H.b_facial + 510)/3)
+			H.adjustToxLoss(6 * removed)
+
 	// Might need to update appearance for hulk etc.
 	if(needs_update && ishuman(M))
-		var/mob/living/carbon/human/H = M
 		H.update_mutations()
 
 /datum/reagent/ethylredoxrazine
@@ -513,9 +623,19 @@
 	mrate_static = TRUE
 	overdose = REAGENTS_OVERDOSE
 	scannable = 1
+	data = 0
 
 /datum/reagent/spaceacillin/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
 	..()
+	if(alien == IS_SLIME)
+		if(volume <= 0.1 && data != -1)
+			data = -1
+			to_chat(M, "<span class='notice'>You regain focus...</span>")
+		else
+			var/delay = (5 MINUTES)
+			if(world.time > data + delay)
+				data = world.time
+				to_chat(M, "<span class='warning'>Your senses feel unfocused, and divided.</span>")
 	M.add_chemical_effect(CE_ANTIBIOTIC, dose >= overdose ? ANTIBIO_OD : ANTIBIO_NORM)
 
 /datum/reagent/corophizine
@@ -528,11 +648,48 @@
 	mrate_static = TRUE
 	overdose = 10
 	scannable = 1
+	data = 0
 
 /datum/reagent/corophizine/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
 	..()
 	M.add_chemical_effect(CE_ANTIBIOTIC, ANTIBIO_SUPER)
 
+	var/mob/living/carbon/human/H = M
+
+	if(ishuman(M) && alien == IS_SLIME) //Everything about them is treated like a targetted organism. Widespread bodily function begins to fail.
+		if(volume <= 0.1 && data != -1)
+			data = -1
+			to_chat(M, "<span class='notice'>Your body ceases its revolt.</span>")
+		else
+			var/delay = (3 MINUTES)
+			if(world.time > data + delay)
+				data = world.time
+				to_chat(M, "<span class='critical'>It feels like your body is revolting!</span>")
+		M.Confuse(7)
+		M.adjustFireLoss(removed * 2)
+		M.adjustToxLoss(removed * 2)
+		if(dose >= 5 && M.toxloss >= 10) //It all starts going wrong.
+			M.adjustBruteLoss(removed * 3)
+			M.eye_blurry = min(20, max(0, M.eye_blurry + 10))
+			if(prob(25))
+				if(prob(25))
+					to_chat(M, "<span class='danger'>Your pneumatic fluids seize for a moment.</span>")
+				M.Stun(2)
+				spawn(30)
+					M.Weaken(2)
+		if(dose >= 10 || M.toxloss >= 25) //Internal skeletal tubes are rupturing, allowing the chemical to breach them.
+			M.adjustToxLoss(removed * 4)
+			M.make_jittery(5)
+		if(dose >= 20 || M.toxloss >= 60) //Core disentigration, cellular mass begins treating itself as an enemy, while maintaining regeneration. Slime-cancer.
+			M.adjustBrainLoss(2 * removed)
+			M.nutrition = max(H.nutrition - 20, 0)
+		if(M.bruteloss >= 60 && M.toxloss >= 60 && M.brainloss >= 30) //Total Structural Failure. Limbs start splattering.
+			var/obj/item/organ/external/O = pick(H.organs)
+			if(prob(20) && !istype(O, /obj/item/organ/external/chest/unbreakable/slime) && !istype(O, /obj/item/organ/external/groin/unbreakable/slime))
+				to_chat(M, "<span class='critical'>You feel your [O] begin to dissolve, before it sloughs from your body.</span>")
+				O.droplimb() //Splat.
+		return
+
 	//Based roughly on Levofloxacin's rather severe side-effects
 	if(prob(20))
 		M.Confuse(5)
@@ -545,7 +702,6 @@
 
 	//One of the levofloxacin side effects is 'spontaneous tendon rupture', which I'll immitate here. 1:1000 chance, so, pretty darn rare.
 	if(ishuman(M) && rand(1,1000) == 1)
-		var/mob/living/carbon/human/H = M
 		var/obj/item/organ/external/eo = pick(H.organs) //Misleading variable name, 'organs' is only external organs
 		eo.fracture()
 
@@ -558,11 +714,20 @@
 	color = "#C8A5DC"
 	touch_met = 5
 
+/datum/reagent/sterilizine/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
+	if(alien == IS_SLIME)
+		M.adjustFireLoss(removed)
+		M.adjustToxLoss(2 * removed)
+	return
+
 /datum/reagent/sterilizine/affect_touch(var/mob/living/carbon/M, var/alien, var/removed)
 	M.germ_level -= min(removed*20, M.germ_level)
 	for(var/obj/item/I in M.contents)
 		I.was_bloodied = null
 	M.was_bloodied = null
+	if(alien == IS_SLIME)
+		M.adjustFireLoss(removed)
+		M.adjustToxLoss(2 * removed)
 
 /datum/reagent/sterilizine/touch_obj(var/obj/O)
 	O.germ_level -= min(volume*20, O.germ_level)
@@ -606,6 +771,29 @@
 /datum/reagent/rezadone/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
 	if(alien == IS_DIONA)
 		return
+	var/mob/living/carbon/human/H = M
+	if(alien == IS_SLIME && istype(H))
+		if(prob(50))
+			if(H.r_skin)
+				H.r_skin = round((H.r_skin + 50)/2)
+			if(H.r_hair)
+				H.r_hair = round((H.r_hair + 50)/2)
+			if(H.r_facial)
+				H.r_facial = round((H.r_facial + 50)/2)
+		if(prob(50))
+			if(H.g_skin)
+				H.g_skin = round((H.g_skin + 50)/2)
+			if(H.g_hair)
+				H.g_hair = round((H.g_hair + 50)/2)
+			if(H.g_facial)
+				H.g_facial = round((H.g_facial + 50)/2)
+		if(prob(50))
+			if(H.b_skin)
+				H.b_skin = round((H.b_skin + 50)/2)
+			if(H.b_hair)
+				H.b_hair = round((H.b_hair + 50)/2)
+			if(H.b_facial)
+				H.b_facial = round((H.b_facial + 50)/2)
 	M.adjustCloneLoss(-20 * removed)
 	M.adjustOxyLoss(-2 * removed)
 	M.heal_organ_damage(20 * removed, 20 * removed)
diff --git a/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Toxins.dm b/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Toxins.dm
index c377ea98c3..ac20d522eb 100644
--- a/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Toxins.dm
+++ b/code/modules/reagents/Chemistry-Reagents/Chemistry-Reagents-Toxins.dm
@@ -16,7 +16,10 @@
 		if(issmall(M)) removed *= 2 // Small bodymass, more effect from lower volume.
 		if(alien == IS_SLIME)
 			removed *= 0.25 // Results in half the standard tox as normal. Prometheans are 'Small' for flaps.
-			M.nutrition += strength * removed
+			if(dose >= 10)
+				M.nutrition += strength * removed //Body has to deal with the massive influx of toxins, rather than try using them to repair.
+			else
+				M.heal_organ_damage((10/strength) * removed, (10/strength) * removed) //Doses of toxins below 10 units, and 10 strength, are capable of providing useful compounds for repair.
 		M.adjustToxLoss(strength * removed)
 
 /datum/reagent/toxin/plasticide
@@ -73,6 +76,15 @@
 		spawn (0) target_tile.hotspot_expose(700, 400)
 	remove_self(volume)
 
+/datum/reagent/toxin/hydrophoron/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
+	..()
+	if(alien == IS_SLIME)
+		M.adjust_fire_stacks(removed * 10)
+		if(prob(10))
+			to_chat(M, "<span class='critical'>You feel something boiling within you!</span>")
+			spawn(rand(30, 60))
+				M.IgniteMob()
+
 /datum/reagent/toxin/spidertoxin
 	name = "Spidertoxin"
 	id = "spidertoxin"
@@ -107,6 +119,8 @@
 	if(alien == IS_VOX)
 		M.adjustOxyLoss(-100 * removed) //5 oxyloss healed per tick.
 		return //You're wasting plasma (a semi-limited chemical) to save someone, so it might as well be somewhat strong.
+	if(alien == IS_SLIME)
+		M.adjust_fire_stacks(removed * 3) //Not quite 'converting' it. It's like mixing fuel into a jelly. You get explosive, or at least combustible, jelly.
 	..()
 
 /datum/reagent/toxin/phoron/touch_turf(var/turf/simulated/T, var/amount)
@@ -177,6 +191,11 @@
 	strength = 0
 	overdose = REAGENTS_OVERDOSE
 
+/datum/reagent/toxin/potassium_chloride/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
+	..()
+	if(alien == IS_SLIME)
+		M.adjustFireLoss(removed * 2)
+
 /datum/reagent/toxin/potassium_chloride/overdose(var/mob/living/carbon/M, var/alien)
 	..()
 	if(ishuman(M))
@@ -206,6 +225,8 @@
 				H.losebreath = max(10, M.losebreath-10)
 			H.adjustOxyLoss(2)
 			H.Weaken(10)
+	if(alien == IS_SLIME)
+		M.adjustFireLoss(removed * 3)
 
 /datum/reagent/toxin/zombiepowder
 	name = "Zombie Powder"
@@ -353,6 +374,13 @@
 /datum/reagent/lexorin/affect_blood(var/mob/living/carbon/M, var/alien, var/removed)
 	if(alien == IS_DIONA)
 		return
+	if(alien == IS_SLIME)
+		M.apply_effect(5, AGONY, 0)
+		M.adjustToxLoss(3 * removed)
+		if(prob(10))
+			to_chat(M, "<span class='warning'>Your cellular mass hardens for a moment.</span>")
+			M.Stun(6)
+		return
 	if(alien == IS_SKRELL)
 		M.take_organ_damage(2.4 * removed, 0)
 		if(M.losebreath < 10)
@@ -384,9 +412,34 @@
 	if(M.isSynthetic())
 		return
 
-	var/mob/living/carbon/human/H = M
-	if(istype(H) && (H.species.flags & NO_SCAN))
-		return
+	if(ishuman(M))
+		var/mob/living/carbon/human/H = M
+		if(alien == IS_SLIME && prob(25))
+			var/color_shift = rand(-100, 100)
+			spawn(1)
+				if(prob(33))
+					if(H.r_skin)
+						H.r_skin = max(0, min(255, H.r_skin + color_shift))
+					if(H.r_hair)
+						H.r_hair = max(0, min(255, H.r_hair + color_shift))
+					if(H.r_facial)
+						H.r_facial = max(0, min(255, H.r_facial + color_shift))
+				if(prob(33))
+					if(H.g_skin)
+						H.g_skin = max(0, min(255, H.g_skin + color_shift))
+					if(H.g_hair)
+						H.g_hair = max(0, min(255, H.g_hair + color_shift))
+					if(H.g_facial)
+						H.g_facial = max(0, min(255, H.g_facial + color_shift))
+				if(prob(33))
+					if(H.b_skin)
+						H.b_skin = max(0, min(255, H.b_skin + color_shift))
+					if(H.b_hair)
+						H.b_hair = max(0, min(255, H.b_hair + color_shift))
+					if(H.b_facial)
+						H.b_facial = max(0, min(255, H.b_facial + color_shift))
+		if(H.species.flags & NO_SCAN)
+			return
 
 //The original coder comment here wanted it to be "Approx. one mutation per 10 injected/20 ingested/30 touching units"
 //The issue was, it was removed (.2) multiplied by .1, which resulted in a .02% chance per tick to have a mutation occur. Or more accurately, 5000 injected for a single mutation.
diff --git a/html/changelogs/mechoid-promtweaks.yml b/html/changelogs/mechoid-promtweaks.yml
new file mode 100644
index 0000000000..acfc3ee082
--- /dev/null
+++ b/html/changelogs/mechoid-promtweaks.yml
@@ -0,0 +1,8 @@
+
+author: Mechoid
+
+delete-after: True
+
+
+changes: 
+  - tweak: "Large list of Promethean tweaks. No seriously, I'm not putting the list here."
diff --git a/polaris.dme b/polaris.dme
index 611d1daa6b..ce47b37d77 100644
--- a/polaris.dme
+++ b/polaris.dme
@@ -1319,7 +1319,6 @@
 #include "code\modules\client\preference_setup\global\01_ui.dm"
 #include "code\modules\client\preference_setup\global\02_settings.dm"
 #include "code\modules\client\preference_setup\global\03_pai.dm"
-#include "code\modules\client\preference_setup\global\04_ooc.dm"
 #include "code\modules\client\preference_setup\global\setting_datums.dm"
 #include "code\modules\client\preference_setup\loadout\gear_tweaks.dm"
 #include "code\modules\client\preference_setup\loadout\loadout.dm"