between() -> clamp() & swaps args 1 and 2 in uses

code/modules/mob/_modifiers/changeling.dm

@@ -40,7 +40,7 @@
 		else
 			L = holder
 
-		L.mind.changeling.chem_charges = between(0, L.mind.changeling.chem_charges - chem_maintenance, L.mind.changeling.chem_storage)
+		L.mind.changeling.chem_charges = clamp(L.mind.changeling.chem_charges - chem_maintenance, 0, L.mind.changeling.chem_storage)
 
 /datum/modifier/changeling/thermal_sight
 	name = "Thermal Adaptation"

code/modules/mob/_modifiers/traits_phobias.dm

@@ -26,7 +26,7 @@
 
 /datum/modifier/trait/phobia/proc/adjust_fear(var/amount)
 	var/last_fear = current_fear
-	current_fear = between(0, current_fear + amount, max_fear)
+	current_fear = clamp(current_fear + amount, 0, max_fear)
 
 	// Handle messages.  safepick() is used so that if no messages are defined, it just does nothing, verses runtiming.
 	var/message = null
@@ -689,4 +689,3 @@
 		"WetSkrell was a mistake."
 		)
 	return pick(generic_responses)
-

code/modules/mob/living/carbon/human/human_defense.dm

@@ -508,7 +508,7 @@ emp_act
 
 	catch_chance -= get_accuracy_penalty()	// Same issues with shooting a gun, or swinging a weapon
 
-	catch_chance = between(1, catch_chance, 100)
+	catch_chance = clamp(catch_chance, 1, 100)
 
 	if(prob(catch_chance))
 		return TRUE

code/modules/mob/living/carbon/human/life.dm

@@ -747,7 +747,7 @@
 
 		//Use heat transfer as proportional to the gas density. However, we only care about the relative density vs standard 101 kPa/20 C air. Therefore we can use mole ratios
 		var/relative_density = environment.total_moles / MOLES_CELLSTANDARD
-		bodytemperature += between(BODYTEMP_COOLING_MAX, temp_adj*relative_density, BODYTEMP_HEATING_MAX)
+		bodytemperature += clamp(temp_adj * relative_density, BODYTEMP_COOLING_MAX, BODYTEMP_HEATING_MAX)
 
 	// +/- 50 degrees from 310.15K is the 'safe' zone, where no damage is dealt.
 	if(bodytemperature >= species.heat_level_1)

code/modules/mob/living/living.dm

@@ -899,9 +899,9 @@
 
 			for(var/C in colors_to_blend)
 				var/RGB = rgb2num(C)
-				R = between(0, R + RGB[1], 255)
-				G = between(0, G + RGB[2], 255)
-				B = between(0, B + RGB[3], 255)
+				R = clamp(R + RGB[1], 0, 255)
+				G = clamp(G + RGB[2], 0, 255)
+				B = clamp(B + RGB[3], 0, 255)
 			final_color = rgb(R,G,B)
 
 		if(final_color)
@@ -1067,7 +1067,7 @@
 	return !isSynthetic()
 
 /mob/living/proc/adjust_nutrition(amount)
-	nutrition = between(0, nutrition + amount, max_nutrition)
+	nutrition = clamp(nutrition + amount, 0, max_nutrition)
 
 /mob/living/vv_get_header()
 	. = ..()

code/modules/mob/living/simple_mob/subtypes/slime/xenobio/combat.dm

@@ -8,7 +8,7 @@
 				return FALSE
 
 			if(I_DISARM)
-				var/stun_power = between(0, power_charge + rand(0, 3), 10)
+				var/stun_power = clamp(power_charge + rand(0, 3), 0, 10)
 
 				if(ishuman(L))
 					var/mob/living/carbon/human/H = L

code/modules/mob/living/simple_mob/subtypes/slime/xenobio/consumption.dm

@@ -40,7 +40,7 @@
 
 	else if(nutrition >= get_grow_nutrition() && amount_grown < 10)
 		adjust_nutrition(-20)
-		amount_grown = between(0, amount_grown + 1, 10)
+		amount_grown = clamp(amount_grown + 1, 0, 10)
 
 // Called if above proc happens while below a nutrition threshold.
 /mob/living/simple_mob/slime/xenobio/proc/handle_starvation()

code/modules/mob/living/simple_mob/subtypes/slime/xenobio/defense.dm

@@ -45,7 +45,7 @@
 
 // Shocked grilles don't hurt slimes, and in fact give them charge.
 /mob/living/simple_mob/slime/xenobio/electrocute_act(shock_damage, obj/source, siemens_coeff = 1.0, def_zone = null)
-	power_charge = between(0, power_charge + round(shock_damage / 10), 10)
+	power_charge = clamp(power_charge + round(shock_damage / 10), 0, 10)
 	to_chat(src, span("notice", "\The [source] shocks you, and it charges you."))
 
 // Getting slimebatoned/xenotased.

code/modules/mob/living/simple_mob/subtypes/slime/xenobio/subtypes.dm

@@ -166,7 +166,7 @@
 /mob/living/simple_mob/slime/xenobio/yellow/handle_special()
 	if(stat == CONSCIOUS)
 		if(prob(25))
-			power_charge = between(0, power_charge + 1, 10)
+			power_charge = clamp(power_charge + 1, 0, 10)
 	..()
 
 /obj/item/projectile/beam/lightning/slime
@@ -461,7 +461,7 @@
 			var/mob/living/carbon/human/H = L
 			if(H.isSynthetic())
 				continue
-			H.nutrition = between(0, H.nutrition + rand(15, 25), 800)
+			H.nutrition = clamp(H.nutrition + rand(15, 25), 0, 800)
 
 /mob/living/simple_mob/slime/xenobio/cerulean
 	desc = "This slime is generally superior in a wide range of attributes, compared to the common slime.  The jack of all trades, but master of none."
@@ -609,7 +609,7 @@
 		)
 
 /mob/living/simple_mob/slime/xenobio/gold/slimebatoned(mob/living/user, amount)
-	power_charge = between(0, power_charge + amount, 10)
+	power_charge = clamp(power_charge + amount, 0, 10)
 
 /mob/living/simple_mob/slime/xenobio/gold/get_description_interaction() // So it doesn't say to use a baton on them.
 	return list()
@@ -787,4 +787,4 @@
 
 /mob/living/simple_mob/slime/xenobio/rainbow/kendrick/Initialize()
 	pacify() // So the physical mob also gets made harmless.
-	return ..()
+	return ..()