bugfix: immortal blob fix (#5482)

* bugfix: immortal blob fix

* remove unnecessary ?

* qdel checks

code/game/gamemodes/blob/blobs/core.dm

@@ -43,7 +43,7 @@
 	if(overmind)
 		overmind.blob_core = null
 	overmind = null
-	SSticker.mode.blob_died()
+	SSticker?.mode?.blob_died()
 	STOP_PROCESSING(SSobj, src)
 	GLOB.poi_list.Remove(src)
 	return ..()
@@ -150,5 +150,5 @@
 		if(overmind.blob_reagent_datum)
 			overmind_datum.reagent = overmind.blob_reagent_datum
 		overmind.mind.add_antag_datum(overmind_datum)
-	color = overmind.blob_reagent_datum.color
+	color = overmind.blob_reagent_datum?.color
 

code/game/gamemodes/blob/blobs/factory.dm

@@ -25,6 +25,6 @@
 	spore_delay = world.time + 100 // 10 seconds
 	var/mob/living/simple_animal/hostile/blob/blobspore/BS = new/mob/living/simple_animal/hostile/blob/blobspore(src.loc, src)
 	if(overmind)
-		BS.color = overmind.blob_reagent_datum?.complementary_color
+		BS.color = overmind?.blob_reagent_datum?.complementary_color
 		BS.overmind = overmind
 		overmind.blob_mobs.Add(BS)

code/game/gamemodes/blob/blobs/node.dm

@@ -31,7 +31,7 @@
 /obj/structure/blob/node/Life(seconds, times_fired)
 	if(overmind)
 		for(var/i = 1; i < 8; i += i)
-			Pulse(5, i, overmind.blob_reagent_datum.color)
+			Pulse(5, i, overmind.blob_reagent_datum?.color)
 	else
 		for(var/i = 1; i < 8; i += i)
 			Pulse(5, i, color)

code/game/gamemodes/blob/theblob.dm

@@ -203,11 +203,13 @@
 	if(damage_flag)
 		armor_protection = armor.getRating(damage_flag)
 	damage_amount = round(damage_amount * (100 - armor_protection)*0.01, 0.1)
-	if(overmind && damage_flag)
+	if(overmind?.blob_reagent_datum && damage_flag)
 		damage_amount = overmind.blob_reagent_datum.damage_reaction(src, damage_amount, damage_type, damage_flag)
 	return damage_amount
 
 /obj/structure/blob/take_damage(damage_amount, damage_type = BRUTE, damage_flag = 0, sound_effect = 1, attack_dir)
+	if(QDELETED(src))
+		return
 	. = ..()
 	if(. && obj_integrity > 0)
 		check_integrity()
@@ -234,13 +236,13 @@
 
 /obj/structure/blob/proc/get_chem_name()
 	for(var/mob/camera/blob/B in GLOB.mob_list)
-		if(lowertext(B.blob_reagent_datum.color) == lowertext(src.color)) // Goddamit why we use strings for these
+		if(!QDELETED(B) && lowertext(B.blob_reagent_datum.color) == lowertext(src.color)) // Goddamit why we use strings for these
 			return B.blob_reagent_datum.name
 	return "unknown"
 
 /obj/structure/blob/proc/get_chem_desc()
 	for(var/mob/camera/blob/B in GLOB.mob_list)
-		if(lowertext(B.blob_reagent_datum.color) == lowertext(src.color)) // Goddamit why we use strings for these
+		if(!QDELETED(B) && lowertext(B.blob_reagent_datum.color) == lowertext(src.color)) // Goddamit why we use strings for these
 			return B.blob_reagent_datum.description
 	return "something unknown"
 

code/modules/antagonists/blob/blob_overmind_datum.dm

@@ -18,7 +18,8 @@
 
 /datum/antagonist/blob_overmind/on_gain()
 	if(!reagent)
-		reagent = pick(subtypesof(/datum/reagent/blob))
+		var/reagent_type = pick(subtypesof(/datum/reagent/blob))
+		reagent = new reagent_type
 	return ..()
 
 /datum/antagonist/blob_overmind/add_owner_to_gamemode()