"Ghost Mourner & Moonlit Chill" update

- Rescripted it to handle the scenario where multiple monsters are summoned at different timings in the previous chain, allowing the player to target any of them.

Author: NaimSantos

official/c52038441.lua

@@ -3,52 +3,84 @@
 --Scripted by AlphaKretin
 local s,id=GetID()
 function s.initial_effect(c)
+	local g=Group.CreateGroup()
+	g:KeepAlive()
 	--Negate effects of a Special Summoned monster and inflict damage if it leaves the field this turn
 	local e1=Effect.CreateEffect(c)
 	e1:SetDescription(aux.Stringid(id,0))
+	e1:SetCategory(CATEGORY_DISABLE)
 	e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
-	e1:SetCode(EVENT_SPSUMMON_SUCCESS)
 	e1:SetProperty(EFFECT_FLAG_CARD_TARGET+EFFECT_FLAG_DELAY)
+	e1:SetCode(EVENT_CUSTOM+id)
 	e1:SetRange(LOCATION_HAND)
 	e1:SetCountLimit(1,id)
-	e1:SetCost(s.negcost)
+	e1:SetCost(aux.SelfDiscardCost)
 	e1:SetTarget(s.negtg)
 	e1:SetOperation(s.negop)
+	e1:SetLabelObject(g)
 	c:RegisterEffect(e1)
+	--Register summons
+	local e1a=Effect.CreateEffect(c)
+	e1a:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_CONTINUOUS)
+	e1a:SetCode(EVENT_SPSUMMON_SUCCESS)
+	e1a:SetProperty(EFFECT_FLAG_CANNOT_DISABLE)
+	e1a:SetRange(LOCATION_ALL)
+	e1a:SetLabelObject(e1)
+	e1a:SetOperation(s.regop)
+	c:RegisterEffect(e1a)
 end
-function s.negcost(e,tp,eg,ep,ev,re,r,rp,chk)
-	if chk==0 then return e:GetHandler():IsDiscardable() end
-	Duel.SendtoGrave(e:GetHandler(),REASON_COST|REASON_DISCARD)
+function s.cfilter(c,e,tp)
+	return c:IsSummonPlayer(1-tp) and c:IsCanBeEffectTarget(e) and c:IsLocation(LOCATION_MZONE) and (c:HasNonZeroAttack() or c:IsNegatableMonster())
 end
-function s.negfilter(c,p,eg)
-	return c:IsSummonPlayer(p) and eg:IsContains(c) and (c:HasNonZeroAttack() or c:IsNegatableMonster())
+function s.regop(e,tp,eg,ep,ev,re,r,rp)
+	local tg=eg:Filter(s.cfilter,nil,e,tp)
+	if #tg>0 then
+		for tc in tg:Iter() do
+			tc:RegisterFlagEffect(id,RESET_CHAIN,0,1)
+		end
+		local g=e:GetLabelObject():GetLabelObject()
+		if Duel.GetCurrentChain()==0 then g:Clear() end
+		g:Merge(tg)
+		g:Remove(function(c) return c:GetFlagEffect(id)==0 end,nil)
+		e:GetLabelObject():SetLabelObject(g)
+		if Duel.GetFlagEffect(tp,id)==0 then
+			Duel.RegisterFlagEffect(tp,id,RESET_CHAIN,0,1)
+			Duel.RaiseEvent(eg,EVENT_CUSTOM+id,e,0,tp,tp,0)
+		end
+	end
 end
 function s.negtg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
-	if chkc then return chkc:IsLocation(LOCATION_MZONE) and s.negfilter(chkc,1-tp,eg) end
-	if chk==0 then return Duel.IsExistingTarget(s.negfilter,tp,LOCATION_MZONE,LOCATION_MZONE,1,nil,1-tp,eg) end
-	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_NEGATE)
-	local g=Duel.SelectTarget(tp,s.negfilter,tp,LOCATION_MZONE,LOCATION_MZONE,1,1,nil,1-tp,eg)
+	local g=e:GetLabelObject():Filter(s.cfilter,nil,e,tp)
+	if chkc then return g:IsContains(chkc) and s.cfilter(chkc,e,tp) end
+	if chk==0 then return #g>0 end
+	local tg=nil
+	if #g>1 then
+		Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_NEGATE)
+		tg=g:Select(tp,1,1,nil)
+	else
+		tg=g
+	end
+	Duel.SetTargetCard(tg)
 	Duel.SetOperationInfo(0,CATEGORY_DISABLE,g,1,0,0)
 end
 function s.negop(e,tp,eg,ep,ev,re,r,rp)
 	local c=e:GetHandler()
 	local tc=Duel.GetFirstTarget()
-	if tc:IsRelateToEffect(e) then
-		if tc:IsNegatableMonster() then
-			tc:NegateEffects(c,RESET_PHASE|PHASE_END)
-		end
-		if tc:IsFaceup() then
-			local fid=c:GetFieldID()
-			tc:RegisterFlagEffect(id,RESET_EVENT|RESET_MSCHANGE|RESET_OVERLAY|RESET_TURN_SET|RESET_PHASE|PHASE_END,0,1,fid)
-			local e1=Effect.CreateEffect(c)
-			e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_CONTINUOUS)
-			e1:SetCode(EVENT_LEAVE_FIELD)
-			e1:SetLabel(fid)
-			e1:SetLabelObject(tc)
-			e1:SetOperation(s.leaveop)
-			e1:SetReset(RESET_PHASE|PHASE_END)
-			Duel.RegisterEffect(e1,tp)
-		end
+	if not tc:IsRelateToEffect(e) then return end
+	if tc:IsNegatableMonster() then
+		tc:NegateEffects(c,RESET_PHASE|PHASE_END)
+	end
+	if tc:IsFaceup() then
+		local fid=c:GetFieldID()
+		tc:RegisterFlagEffect(id,RESET_EVENT|RESET_MSCHANGE|RESET_OVERLAY|RESET_TURN_SET|RESET_PHASE|PHASE_END,0,1,fid)
+		local e1=Effect.CreateEffect(c)
+		e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_CONTINUOUS)
+		e1:SetCode(EVENT_LEAVE_FIELD)
+		e1:SetLabel(fid)
+		e1:SetLabelObject(tc)
+		e1:SetOperation(s.leaveop)
+		e1:SetReset(RESET_PHASE|PHASE_END)
+		Duel.RegisterEffect(e1,tp)
 	end
 end
 function s.leaveop(e,tp,eg,ep,ev,re,r,rp)