Guardians no longer damage other guardians that share a summoner.

code/modules/mob/living/simple_animal/guardian/guardian.dm

@@ -60,11 +60,11 @@ var/global/list/parasites = list() //all currently existing/living guardians
 			summoner.dust()
 			ghostize()
 			qdel(src)
-	else
+	/*else
 		src << "<span class='danger'>Your summoner has died!</span>"
 		visible_message("<span class='danger'><B>The [src] dies along with its user!</B></span>")
 		ghostize()
-		qdel(src)
+		qdel(src)*/
 	snapback()
 
 /mob/living/simple_animal/hostile/guardian/Move() //Returns to summoner if they move out of range
@@ -232,6 +232,22 @@ var/global/list/parasites = list() //all currently existing/living guardians
 		src << "<span class='notice'>You deactivate your light.</span>"
 		SetLuminosity(0)
 
+////////parasite tracking/finding procs
+
+/mob/living/proc/hasparasites() //returns a list of guardians the mob is a summoner for
+	. = 0 //return nothing by default
+	var/list/guardians = list()
+	for(var/P in parasites)
+		var/mob/living/simple_animal/hostile/guardian/G = P
+		if(G.summoner == src)
+			guardians |= G
+	return guardians
+
+/mob/living/simple_animal/hostile/guardian/proc/hasmatchingsummoner(mob/living/simple_animal/hostile/guardian/G) //returns 1 if the summoner matches the target's summoner
+	if(istype(G) && G.summoner == summoner)
+		return 1
+	else
+		return 0
 
 ////////Creation
 
@@ -249,12 +265,12 @@ var/global/list/parasites = list() //all currently existing/living guardians
 	var/ling_failure = "The deck refuses to respond to a souless creature such as you."
 	var/list/possible_guardians = list("Chaos", "Standard", "Ranged", "Support", "Explosive", "Lightning", "Protector", "Charger", "Assassin")
 	var/random = TRUE
+	var/allowmultiple = 0
 
 /obj/item/weapon/guardiancreator/attack_self(mob/living/user)
-	for(var/mob/living/simple_animal/hostile/guardian/G in living_mob_list)
-		if (G.summoner == user)
-			user << "You already have a [mob_name]!"
-			return
+	if(user.hasparasites() && !allowmultiple)
+		user << "You already have a [mob_name]!"
+		return
 	if(user.mind && user.mind.changeling)
 		user << "[ling_failure]"
 		return

code/modules/mob/living/simple_animal/guardian/types/charger.dm

@@ -52,6 +52,8 @@
 		if(isliving(A) && A != summoner)
 			var/mob/living/L = A
 			var/blocked = 0
+			if(hasmatchingsummoner(A)) //if the summoner matches don't hurt them
+				blocked = 1
 			if(ishuman(A))
 				var/mob/living/carbon/human/H = A
 				if(H.check_shields(90, "the [name]", src, attack_type = THROWN_PROJECTILE_ATTACK))

code/modules/mob/living/simple_animal/guardian/types/explosive.dm

@@ -18,6 +18,8 @@
 					PoolOrNew(/obj/effect/overlay/temp/guardian/phase/out, get_turf(M))
 					do_teleport(M, M, 10)
 					for(var/mob/living/L in range(1, M))
+						if(hasmatchingsummoner(L)) //if the summoner matches don't hurt them
+							continue
 						if(L != src && L != summoner)
 							L.apply_damage(15, BRUTE)
 					PoolOrNew(/obj/effect/overlay/temp/explosion, get_turf(M))
@@ -42,7 +44,7 @@
 	name = "bomb"
 	desc = "You shouldn't be seeing this!"
 	var/obj/stored_obj
-	var/mob/living/spawner
+	var/mob/living/simple_animal/hostile/guardian/spawner
 
 
 /obj/item/weapon/guardian_bomb/proc/disguise(var/obj/A)
@@ -66,7 +68,7 @@
 	qdel(src)
 
 /obj/item/weapon/guardian_bomb/Bump(atom/A)
-	if(isliving(A))
+	if(isliving(A) && !spawner.hasmatchingsummoner(A))
 		detonate(A)
 	else
 		..()

code/modules/mob/living/simple_animal/guardian/types/fire.dm

@@ -20,7 +20,7 @@
 
 /mob/living/simple_animal/hostile/guardian/fire/AttackingTarget()
 	if(..())
-		if(ishuman(target))
+		if(ishuman(target) && target != summoner)
 			spawn(0)
 				new /obj/effect/hallucination/delusion(target.loc,target,force_kind="custom",duration=200,skip_nearby=0, custom_icon = src.icon_state, custom_icon_file = src.icon)
 
@@ -39,6 +39,6 @@
 /mob/living/simple_animal/hostile/guardian/fire/proc/collision_ignite(AM as mob|obj)
 	if(istype(AM, /mob/living/))
 		var/mob/living/M = AM
-		if(AM != summoner && M.fire_stacks < 7)
+		if(!hasmatchingsummoner(M) && M != summoner && M.fire_stacks < 7)
 			M.fire_stacks = 7
 			M.IgniteMob()

code/modules/mob/living/simple_animal/guardian/types/lightning.dm

@@ -88,6 +88,8 @@
 		var/turf/T = turf
 		for(var/mob/living/L in T)
 			if(L.stat != DEAD && L != src && L != summoner)
+				if(hasmatchingsummoner(L)) //if the summoner matches don't hurt them
+					continue
 				if(successfulshocks > 4)
 					if(iscarbon(L))
 						var/mob/living/carbon/C = L