From adf877b0ceb5d87804dca82ec79372cc66e16e60 Mon Sep 17 00:00:00 2001
From: SkyratBot <59378654+SkyratBot@users.noreply.github.com>
Date: Mon, 8 Nov 2021 20:51:59 +0000
Subject: [PATCH] [MIRROR] Blacklists some reagents that are about unobtainable
 short of RNG seeds and antagonists from randomized recipes. [MDB IGNORE]
 (#9313)

* Blacklists some reagents that are about unobtainable short of RNG seeds and antagonists from randomized recipes. (#62611)

* Blacklists some reagents that are about unobtainable short of RNG seeds and antagonists but are still synthetizable from randomized recipes.

* Update toxin_reagents.dm

* Blacklists some reagents that are about unobtainable short of RNG seeds and antagonists from randomized recipes.

Co-authored-by: Ghom <42542238+Ghommie@users.noreply.github.com>
---
 code/__DEFINES/reagents.dm                    |  2 +
 .../chemistry/reagents/drug_reagents.dm       |  1 -
 .../chemistry/reagents/medicine_reagents.dm   | 12 ++---
 .../chemistry/reagents/other_reagents.dm      | 54 +++++++++----------
 .../chemistry/reagents/toxin_reagents.dm      | 24 ++++-----
 .../reagents/chemistry/recipes/special.dm     | 34 +++++++-----
 6 files changed, 69 insertions(+), 58 deletions(-)

diff --git a/code/__DEFINES/reagents.dm b/code/__DEFINES/reagents.dm
index 77ffcabf5ba..f24fff24a9d 100644
--- a/code/__DEFINES/reagents.dm
+++ b/code/__DEFINES/reagents.dm
@@ -84,6 +84,8 @@
 #define REAGENT_CAN_BE_SYNTHESIZED (1<<5)
 ///Allows a reagent to work on a mob regardless of stasis
 #define REAGENT_IGNORE_STASIS (1<<6)
+///This reagent won't be used in most randomized recipes. Meant for reagents that could be synthetized but are normally inaccessible or TOO hard to get.
+#define REAGENT_NO_RANDOM_RECIPE (1<<7)
 
 //Chemical reaction flags, for determining reaction specialties
 ///Convert into impure/pure on reaction completion
diff --git a/code/modules/reagents/chemistry/reagents/drug_reagents.dm b/code/modules/reagents/chemistry/reagents/drug_reagents.dm
index 11e30658203..18488bd4fbd 100644
--- a/code/modules/reagents/chemistry/reagents/drug_reagents.dm
+++ b/code/modules/reagents/chemistry/reagents/drug_reagents.dm
@@ -356,7 +356,6 @@
 	metabolization_rate = 0.5 * REAGENTS_METABOLISM
 	overdose_threshold = 15
 	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
 	addiction_types = list(/datum/addiction/maintenance_drugs = 14)
 
 /datum/reagent/drug/maint/powder/on_mob_life(mob/living/carbon/M, delta_time, times_fired)
diff --git a/code/modules/reagents/chemistry/reagents/medicine_reagents.dm b/code/modules/reagents/chemistry/reagents/medicine_reagents.dm
index 1cbafaba298..ef4a7a83662 100644
--- a/code/modules/reagents/chemistry/reagents/medicine_reagents.dm
+++ b/code/modules/reagents/chemistry/reagents/medicine_reagents.dm
@@ -1014,7 +1014,7 @@
 	metabolization_rate = 0.5 * REAGENTS_METABOLISM
 	overdose_threshold = 60
 	ph = 8.7
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 	addiction_types = list(/datum/addiction/stimulants = 4) //0.8 per 2 seconds
 
 /datum/reagent/medicine/stimulants/on_mob_metabolize(mob/living/L)
@@ -1112,7 +1112,7 @@
 	color = "#555555"
 	overdose_threshold = 30
 	ph = 11
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/medicine/syndicate_nanites/on_mob_life(mob/living/carbon/M, delta_time, times_fired)
 	M.adjustBruteLoss(-5 * REM * delta_time, 0) //A ton of healing - this is a 50 telecrystal investment.
@@ -1214,7 +1214,7 @@
 	description = "Reduces the duration of unconciousness, knockdown and stuns. Restores stamina, but deals toxin damage when overdosed."
 	color = "#C1151D"
 	overdose_threshold = 30
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/medicine/changelingadrenaline/on_mob_life(mob/living/carbon/metabolizer, delta_time, times_fired)
 	..()
@@ -1248,7 +1248,7 @@
 	description = "Drastically increases movement speed, but deals toxin damage."
 	color = "#AE151D"
 	metabolization_rate = 2.5 * REAGENTS_METABOLISM
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/medicine/changelinghaste/on_mob_metabolize(mob/living/L)
 	..()
@@ -1283,7 +1283,7 @@
 	description = "A strange, pitch-black reagent that seems to absorb all light. Effects unknown."
 	color = "#000000"
 	self_consuming = TRUE
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/medicine/cordiolis_hepatico/on_mob_add(mob/living/M)
 	..()
@@ -1298,7 +1298,7 @@
 /datum/reagent/medicine/muscle_stimulant
 	name = "Muscle Stimulant"
 	description = "A potent chemical that allows someone under its influence to be at full physical ability even when under massive amounts of pain."
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/medicine/muscle_stimulant/on_mob_metabolize(mob/living/L)
 	. = ..()
diff --git a/code/modules/reagents/chemistry/reagents/other_reagents.dm b/code/modules/reagents/chemistry/reagents/other_reagents.dm
index 72f692fa1d2..e380c700048 100644
--- a/code/modules/reagents/chemistry/reagents/other_reagents.dm
+++ b/code/modules/reagents/chemistry/reagents/other_reagents.dm
@@ -374,7 +374,7 @@
 	description = "YOUR FLESH! IT BURNS!"
 	taste_description = "burning"
 	ph = 0.1
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/hellwater/on_mob_life(mob/living/carbon/M, delta_time, times_fired)
 	M.set_fire_stacks(min(M.fire_stacks + (1.5 * delta_time), 5))
@@ -411,7 +411,7 @@
 	name = "Super Duper Lube"
 	description = "This \[REDACTED\] has been outlawed after the incident on \[DATA EXPUNGED\]."
 	lube_kind = TURF_WET_SUPERLUBE
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/spraytan
 	name = "Spray Tan"
@@ -574,7 +574,7 @@
 	color = "#5EFF3B" //RGB: 94, 255, 59
 	race = /datum/species/human/felinid
 	taste_description = "something nyat good"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/mutationtoxin/lizard
 	name = "Lizard Mutation Toxin"
@@ -590,7 +590,7 @@
 	color = "#5EFF3B" //RGB: 94, 255, 59
 	race = /datum/species/fly
 	taste_description = "trash"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/mutationtoxin/moth
 	name = "Moth Mutation Toxin"
@@ -598,7 +598,7 @@
 	color = "#5EFF3B" //RGB: 94, 255, 59
 	race = /datum/species/moth
 	taste_description = "clothing"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/mutationtoxin/pod
 	name = "Podperson Mutation Toxin"
@@ -606,7 +606,7 @@
 	color = "#5EFF3B" //RGB: 94, 255, 59
 	race = /datum/species/pod
 	taste_description = "flowers"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/mutationtoxin/jelly
 	name = "Imperfect Mutation Toxin"
@@ -639,7 +639,7 @@
 	color = "#5EFF3B" //RGB: 94, 255, 59
 	race = /datum/species/golem/random
 	taste_description = "rocks"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/mutationtoxin/abductor
 	name = "Abductor Mutation Toxin"
@@ -647,7 +647,7 @@
 	color = "#5EFF3B" //RGB: 94, 255, 59
 	race = /datum/species/abductor
 	taste_description = "something out of this world... no, universe!"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/mutationtoxin/android
 	name = "Android Mutation Toxin"
@@ -655,7 +655,7 @@
 	color = "#5EFF3B" //RGB: 94, 255, 59
 	race = /datum/species/android
 	taste_description = "circuitry and steel"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 //BLACKLISTED RACES
 /datum/reagent/mutationtoxin/skeleton
@@ -664,7 +664,7 @@
 	color = "#5EFF3B" //RGB: 94, 255, 59
 	race = /datum/species/skeleton
 	taste_description = "milk... and lots of it"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/mutationtoxin/zombie
 	name = "Zombie Mutation Toxin"
@@ -672,7 +672,7 @@
 	color = "#5EFF3B" //RGB: 94, 255, 59
 	race = /datum/species/zombie //Not the infectious kind. The days of xenobio zombie outbreaks are long past.
 	taste_description = "brai...nothing in particular"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/mutationtoxin/ash
 	name = "Ash Mutation Toxin"
@@ -680,7 +680,7 @@
 	color = "#5EFF3B" //RGB: 94, 255, 59
 	race = /datum/species/lizard/ashwalker
 	taste_description = "savagery"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 //DANGEROUS RACES
 /datum/reagent/mutationtoxin/shadow
@@ -689,7 +689,7 @@
 	color = "#5EFF3B" //RGB: 94, 255, 59
 	race = /datum/species/shadow
 	taste_description = "the night"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/mutationtoxin/plasma
 	name = "Plasma Mutation Toxin"
@@ -697,7 +697,7 @@
 	color = "#5EFF3B" //RGB: 94, 255, 59
 	race = /datum/species/plasmaman
 	taste_description = "plasma"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 #undef MUT_MSG_IMMEDIATE
 #undef MUT_MSG_EXTENDED
@@ -1396,7 +1396,7 @@
 	color = "E1A116"
 	taste_description = "sourness"
 	ph = 1.8
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 	addiction_types = list(/datum/addiction/stimulants = 14)
 
 /datum/reagent/stimulum/on_mob_metabolize(mob/living/L)
@@ -1422,7 +1422,7 @@
 	color = "90560B"
 	taste_description = "burning"
 	ph = 2
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/nitryl/on_mob_metabolize(mob/living/L)
 	..()
@@ -1439,7 +1439,7 @@
 	metabolization_rate = REAGENTS_METABOLISM * 0.5 // Because stimulum/nitryl/freon/hypernoblium are handled through gas breathing, metabolism must be lower for breathcode to keep up
 	color = "90560B"
 	taste_description = "burning"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/freon/on_mob_metabolize(mob/living/L)
 	. = ..()
@@ -1456,7 +1456,7 @@
 	metabolization_rate = REAGENTS_METABOLISM * 0.5 // Because stimulum/nitryl/freon/hyper-nob are handled through gas breathing, metabolism must be lower for breathcode to keep up
 	color = "90560B"
 	taste_description = "searingly cold"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/hypernoblium/on_mob_metabolize(mob/living/L)
 	. = ..()
@@ -1475,7 +1475,7 @@
 	metabolization_rate = REAGENTS_METABOLISM * 0.5
 	color = "90560B"
 	taste_description = "rubbery"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/healium/on_mob_metabolize(mob/living/L)
 	. = ..()
@@ -1498,7 +1498,7 @@
 	metabolization_rate = REAGENTS_METABOLISM * 0.5
 	color = "90560B"
 	taste_description = "minty"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/halon/on_mob_metabolize(mob/living/L)
 	. = ..()
@@ -2329,7 +2329,7 @@
 	description = "An experimental serum which causes rapid muscular growth in Hominidae. Side-affects may include hypertrichosis, violent outbursts, and an unending affinity for bananas."
 	reagent_state = LIQUID
 	color = "#00f041"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/magillitis/on_mob_life(mob/living/carbon/M, delta_time, times_fired)
 	..()
@@ -2435,7 +2435,7 @@
 	color = "#FAFF00"
 	taste_description = "acrid cinnamon"
 	metabolization_rate = 0.2 * REAGENTS_METABOLISM
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/bz_metabolites/on_mob_life(mob/living/L, delta_time, times_fired)
 	if(L.mind)
@@ -2451,14 +2451,14 @@
 	name = "synthpax"
 	description = "A colorless liquid that suppresses violence in its subjects. Cheaper to synthesize than normal Pax, but wears off faster."
 	metabolization_rate = 1.5 * REAGENTS_METABOLISM
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/peaceborg/confuse
 	name = "Dizzying Solution"
 	description = "Makes the target off balance and dizzy"
 	metabolization_rate = 1.5 * REAGENTS_METABOLISM
 	taste_description = "dizziness"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/peaceborg/confuse/on_mob_life(mob/living/carbon/M, delta_time, times_fired)
 	if(M.get_confusion() < 6)
@@ -2474,7 +2474,7 @@
 	description = "An extremely weak stamina-toxin that tires out the target. Completely harmless."
 	metabolization_rate = 1.5 * REAGENTS_METABOLISM
 	taste_description = "tiredness"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/peaceborg/tire/on_mob_life(mob/living/carbon/M, delta_time, times_fired)
 	var/healthcomp = (100 - M.health) //DOES NOT ACCOUNT FOR ADMINBUS THINGS THAT MAKE YOU HAVE MORE THAN 200/210 HEALTH, OR SOMETHING OTHER THAN A HUMAN PROCESSING THIS.
@@ -2590,7 +2590,7 @@
 	description = "A purple metal morphic liquid, said to impose it's metallic properties on whatever it touches."
 	color = "#b000aa"
 	taste_mult = 0 // oderless and tasteless
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 	/// The material flags used to apply the transmuted materials
 	var/applied_material_flags = MATERIAL_EFFECTS | MATERIAL_ADD_PREFIX | MATERIAL_COLOR
 	/// The amount of materials to apply to the transmuted objects if they don't contain materials
@@ -2694,7 +2694,7 @@
 	taste_description = "Ag'hsj'saje'sh"
 	color = "#1f8016"
 	metabolization_rate = 2.5 * REAGENTS_METABOLISM  //0.5u/second
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/eldritch/on_mob_life(mob/living/carbon/M, delta_time, times_fired)
 	if(IS_HERETIC(M))
diff --git a/code/modules/reagents/chemistry/reagents/toxin_reagents.dm b/code/modules/reagents/chemistry/reagents/toxin_reagents.dm
index 4fb5d09310c..d71b34c7bdb 100644
--- a/code/modules/reagents/chemistry/reagents/toxin_reagents.dm
+++ b/code/modules/reagents/chemistry/reagents/toxin_reagents.dm
@@ -407,7 +407,7 @@
 	color = "#9ACD32"
 	toxpwr = 1
 	ph = 11
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/toxin/spore/on_mob_life(mob/living/carbon/C, delta_time, times_fired)
 	C.damageoverlaytemp = 60
@@ -422,7 +422,7 @@
 	toxpwr = 0.5
 	taste_description = "burning"
 	ph = 13
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/toxin/spore_burning/on_mob_life(mob/living/carbon/M, delta_time, times_fired)
 	M.adjust_fire_stacks(2 * REM * delta_time)
@@ -467,7 +467,7 @@
 	glass_name = "glass of beer"
 	glass_desc = "A freezing pint of beer."
 	ph = 2
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/toxin/fakebeer/on_mob_life(mob/living/carbon/M, delta_time, times_fired)
 	switch(current_cycle)
@@ -545,7 +545,7 @@
 	color = "#787878"
 	metabolization_rate = 0.125 * REAGENTS_METABOLISM
 	toxpwr = 0
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/toxin/polonium/on_mob_life(mob/living/carbon/M, delta_time, times_fired)
 	if (!HAS_TRAIT(M, TRAIT_IRRADIATED) && SSradiation.can_irradiate_basic(M))
@@ -564,7 +564,7 @@
 	metabolization_rate = 0.25 * REAGENTS_METABOLISM
 	overdose_threshold = 30
 	toxpwr = 0
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/toxin/histamine/on_mob_life(mob/living/carbon/M, delta_time, times_fired)
 	if(DT_PROB(30, delta_time))
@@ -618,7 +618,7 @@
 	color = "#F0FFF0"
 	metabolization_rate = 0.25 * REAGENTS_METABOLISM
 	toxpwr = 0
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 	///Mob Size of the current mob sprite.
 	var/current_size = RESIZE_DEFAULT_SIZE
 
@@ -739,7 +739,7 @@
 	color = "#7F10C0"
 	metabolization_rate = 0.5 * REAGENTS_METABOLISM
 	toxpwr = 2.5
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/toxin/initropidril/on_mob_life(mob/living/carbon/C, delta_time, times_fired)
 	if(DT_PROB(13, delta_time))
@@ -772,7 +772,7 @@
 	metabolization_rate = 0.25 * REAGENTS_METABOLISM
 	toxpwr = 0
 	taste_mult = 0 // undetectable, I guess?
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/toxin/pancuronium/on_mob_life(mob/living/carbon/M, delta_time, times_fired)
 	if(current_cycle >= 10)
@@ -790,7 +790,7 @@
 	color = "#6496FA"
 	metabolization_rate = 0.75 * REAGENTS_METABOLISM
 	toxpwr = 0
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/medicine/sodium_thiopental/on_mob_add(mob/living/L, amount)
 	. = ..()
@@ -890,7 +890,7 @@
 	overdose_threshold = 29
 	toxpwr = 0
 	taste_description = "vomit"
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/toxin/spewium/on_mob_life(mob/living/carbon/C, delta_time, times_fired)
 	.=..()
@@ -914,7 +914,7 @@
 	color = "#191919"
 	metabolization_rate = 0.125 * REAGENTS_METABOLISM
 	toxpwr = 1
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/toxin/curare/on_mob_life(mob/living/carbon/M, delta_time, times_fired)
 	if(current_cycle >= 11)
@@ -1094,7 +1094,7 @@
 	toxpwr = 0
 	var/actual_toxpwr = 5
 	var/delay = 30
-	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED
+	chemical_flags = REAGENT_CAN_BE_SYNTHESIZED|REAGENT_NO_RANDOM_RECIPE
 
 /datum/reagent/toxin/delayed/on_mob_life(mob/living/carbon/M, delta_time, times_fired)
 	if(current_cycle > delay)
diff --git a/code/modules/reagents/chemistry/recipes/special.dm b/code/modules/reagents/chemistry/recipes/special.dm
index 9e5447c2da5..56090bb5eda 100644
--- a/code/modules/reagents/chemistry/recipes/special.dm
+++ b/code/modules/reagents/chemistry/recipes/special.dm
@@ -1,32 +1,40 @@
 GLOBAL_LIST_INIT(food_reagents, build_reagents_to_food()) //reagentid = related food types
 GLOBAL_LIST_INIT(medicine_reagents, build_medicine_reagents())
 
+#define VALID_RANDOM_RECIPE_REAGENT(chemical_flags) (chemical_flags & REAGENT_CAN_BE_SYNTHESIZED && !(chemical_flags & REAGENT_NO_RANDOM_RECIPE))
+
 /proc/build_reagents_to_food()
 	. = list()
 	for (var/type in subtypesof(/obj/item/reagent_containers/food))
 		var/obj/item/reagent_containers/food/item = new type()
-		for(var/r in item.list_reagents)
-			if (!.[r])
-				.[r] = list()
-			.[r] += type
+		for(var/datum/reagent/reagent as anything in item.list_reagents)
+			var/chem_flags = initial(reagent.chemical_flags)
+			if(!VALID_RANDOM_RECIPE_REAGENT(chem_flags))
+				continue
+			if (!.[reagent])
+				.[reagent] = list()
+			.[reagent] += type
 		qdel(item)
 	//dang plant snowflake
 	for (var/type in subtypesof(/obj/item/seeds))
 		var/obj/item/seeds/item = new type()
-		for(var/r in item.reagents_add)
-			if (!.[r])
-				.[r] = list()
-			.[r] += type
+		for(var/datum/reagent/reagent as anything in item.reagents_add)
+			var/chem_flags = initial(reagent.chemical_flags)
+			if(!VALID_RANDOM_RECIPE_REAGENT(chem_flags))
+				continue
+			if (!.[reagent])
+				.[reagent] = list()
+			.[reagent] += type
 		qdel(item)
 
 ///Just grab every craftable medicine you can think off
 /proc/build_medicine_reagents()
 	. = list()
 
-	for(var/A in subtypesof(/datum/reagent/medicine))
-		var/datum/reagent/R = A
-		if(initial(R.chemical_flags) & REAGENT_CAN_BE_SYNTHESIZED)
-			. += R
+	for(var/datum/reagent/reagent as anything in subtypesof(/datum/reagent/medicine))
+		var/chem_flags = initial(reagent.chemical_flags)
+		if(VALID_RANDOM_RECIPE_REAGENT(chem_flags))
+			. += reagent
 
 #define RNGCHEM_INPUT "input"
 #define RNGCHEM_CATALYSTS "catalysts"
@@ -323,3 +331,5 @@ GLOBAL_LIST_INIT(medicine_reagents, build_medicine_reagents())
 	dat += "."
 	info = dat.Join("")
 	update_appearance()
+
+#undef VALID_RANDOM_RECIPE_REAGENT