Fixes petrification 100% tested

code/datums/disease.dm

@@ -199,6 +199,7 @@ var/list/diseases = typesof(/datum/disease) - /datum/disease
 
 /datum/disease/New(var/process=1, var/datum/disease/D)//process = 1 - adding the object to global list. List is processed by master controller.
 	cure_list = list(cure_id) // to add more cures, add more vars to this list in the actual disease's New()
+
 	if(process)				 // Viruses in list are considered active.
 		active_diseases += src
 	initial_spread = spread

code/datums/diseases/petrification.dm

@@ -1,17 +1,26 @@
 /datum/disease/petrification
 	name = "Rapid Petrification"
 	desc = "An extremely dangerous virus which rapidly spreads through any living tissue. A few seconds after initial contact, it starts petrifying the victim, turning their skin, muscle and organs into stone."
-	max_stages = 6
+	max_stages = 4
 	spread = "Non contagious"
 	spread_type = NON_CONTAGIOUS
 	cure = "Unknown"
-	cure_list = list(SACID, PACID, ACIDSPIT, ACIDTEA) //ssh don't spoil
-	cure_chance = 80
+	cure_id = list(SACID, PACID, ACIDSPIT, ACIDTEA) //ssh don't spoil
+	cure_chance = 100
+	curable = TRUE
+
 	agent = "rapid petrification virus 11Y-ASD"
 	longevity = 1
 
 	stage_prob = 100 //100% chance to advance to next stage every tick
 
+/datum/disease/petrification/New()
+	..()
+
+	//Oldcode galore
+	//That's how you make it so that only one reagent in the list is needed to cure, instead of all of them at once
+	cure_list = cure_id
+
 /datum/disease/petrification/stage_act()
 	..()
 	if(!affected_mob)
@@ -25,11 +34,11 @@
 			H.simple_message("<span class='userdanger'>You are slowing down. Moving is extremely painful to you.</span>",\
 			"<span class='notice'>You feel like Michelangelo di Lodovico Buonarroti Simoni trapped in \a foreign body.</span>")
 			H.pain_shock_stage = 300
-		if(4)
+		if(3)
 			affected_mob.simple_message("<span class='userdanger'>Your skin starts losing color and cracking. Your body becomes numb.</span>",\
 			"<span class='notice'>You decide to channel your inner Italian sculptor to create a beautiful statue.</span>")
 			H.Stun(3)
-		if(6)
+		if(4)
 			if(affected_mob.turn_into_statue(1))
 				affected_mob.simple_message("<span class='userdanger'>Your body turns to stone.</span>",\
 				"<span class='notice'>You've created a masterwork statue of David!</span>")