Discarded Refuse can only be used in combat, unsustains when out of combat and...

Discarded Refuse can only be used in combat, unsustains when out of combat and sustain cost is changed to a casting cost. It is not meant to be left on but to be used as a cooldown

game/modules/tome/data/talents/spells/master-of-flesh.lua

@@ -370,19 +370,22 @@ newTalent{
 	require = spells_req4,
 	points = 5,
 	mode = "sustained",
-	sustain_mana = 40,
+	mana = 40,
 	soul = 1,
-	cooldown = function(self, t) return math.ceil(self:combatTalentLimit(t, 15, 40, 20)) end,
+	cooldown = function(self, t) return math.ceil(self:combatTalentLimit(t, 15, 35, 15)) end,
 	tactical = { CURE = 1 },
 	range = 10,
 	no_energy = true,
 	target = function(self, t) return {type="hit", range=self:getTalentRange(t)} end,
-	on_pre_use = function(self, t) return necroArmyStats(self).nb_ghoul > 0 end,
+	on_pre_use = function(self, t) return necroArmyStats(self).nb_ghoul > 0 and self.in_combat end,
 	callbackOnActBase = function(self, t)
 		if necroArmyStats(self).nb_ghoul == 0 then
 			self:forceUseTalent(t.id, {ignore_energy=true})
 		end
 	end,
+	callbackOnCombat = function(self, t, state)
+		if state == false then self:forceUseTalent(t.id, {ignore_energy=true}) end
+	end,
 	callbackOnTemporaryEffect = function(self, t, eff_id, e, p)
 		if e.status ~= "detrimental" then return end
 		if self.life < 1 then
@@ -414,7 +417,7 @@ newTalent{
 		The ghoul dies from the process.
 		While under 1 life it also affects magical and mental effects.
 		Cross-tier effects are never affected.
-		This spell will automatically unsustain if you have no more ghouls.
+		This spell can only be used in comabt and will automatically unsustain if you have no more ghouls or if you leave combat.
 		]]):
 		tformat()
 	end,