Heretic QoL pass

code/__DEFINES/antagonists.dm

@@ -102,6 +102,9 @@
 /// A define used in ritual priority for heretics.
 #define MAX_KNOWLEDGE_PRIORITY 100
 
+/// The maximum (and optimal) number of sacrifice targets a heretic should roll.
+#define HERETIC_MAX_SAC_TARGETS 4
+
 
 /// How much does it cost to reroll strains?
 #define BLOB_REROLL_COST 40

code/__HELPERS/mobs.dm

@@ -752,6 +752,22 @@ GLOBAL_DATUM_INIT(dview_mob, /mob/dview, new)
 			. = orange(distance,center)
 	return
 
+/**
+ * Gets the mind from a variable, whether it be a mob, or a mind itself.
+ * If [include_last] is true, then it will also return last_mind for carbons if there isn't a current mind.
+ */
+/proc/get_mind(target, include_last = FALSE)
+	if(istype(target, /datum/mind))
+		return target
+	if(ismob(target))
+		var/mob/mob_target = target
+		if(!QDELETED(mob_target.mind))
+			return mob_target.mind
+		if(include_last && iscarbon(mob_target))
+			var/mob/living/carbon/carbon_target = mob_target
+			if(!QDELETED(carbon_target.last_mind))
+				return carbon_target.last_mind
+
 #undef FACING_SAME_DIR
 #undef FACING_EACHOTHER
 #undef FACING_INIT_FACING_TARGET_TARGET_FACING_PERPENDICULAR

code/__HELPERS/turfs.dm

@@ -369,3 +369,26 @@ Turf and target are separate in case you want to teleport some distance from a t
 			if(rail.dir == test_dir || is_fulltile)
 				return FALSE
 	return TRUE
+
+/proc/is_turf_safe(turf/open/floor/floor)
+	// It's probably not safe if it's not a floor.
+	if(!istype(floor))
+		return FALSE
+	var/datum/gas_mixture/air = floor.air
+	// Certainly unsafe if it completely lacks air.
+	if(QDELETED(air))
+		return FALSE
+	// Can most things breathe?
+	for(var/id in air.get_gases())
+		if(id in GLOB.hardcoded_gases)
+			continue
+		return FALSE
+	if(air.get_moles(GAS_O2) < 16 || air.get_moles(GAS_PLASMA) || air.get_moles(GAS_CO2) >= 10)
+		return FALSE
+	var/temperature = air.return_temperature()
+	if(temperature <= 270 || temperature >= 360)
+		return FALSE
+	var/pressure = air.return_pressure()
+	if(pressure <= 20 || pressure >= 550)
+		return FALSE
+	return TRUE

code/datums/helper_datums/teleport.dm

@@ -137,32 +137,7 @@
 		if(!isfloorturf(random_location))
 			continue
 		var/turf/open/floor/F = random_location
-		if(!F.air)
-			continue
-
-		var/datum/gas_mixture/A = F.air
-		var/trace_gases
-		for(var/id in A.get_gases())
-			if(id in GLOB.hardcoded_gases)
-				continue
-			trace_gases = TRUE
-			break
-
-		// Can most things breathe?
-		if(trace_gases)
-			continue
-		if(A.get_moles(GAS_O2) < 16)
-			continue
-		if(A.get_moles(GAS_PLASMA))
-			continue
-		if(A.get_moles(GAS_CO2) >= 10)
-			continue
-
-		// Aim for goldilocks temperatures and pressure
-		if((A.return_temperature() <= 270) || (A.return_temperature() >= 360))
-			continue
-		var/pressure = A.return_pressure()
-		if((pressure <= 20) || (pressure >= 550))
+		if(!is_turf_safe(F))
 			continue
 
 		if(extended_safety_checks)