--created by Walrus, coded by Lyris, art from Shadowverse's "Plagued City"
local s,id=GetID()
function s.initial_effect(c)
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetCountLimit(1,id)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetCategory(CATEGORY_TOKEN+CATEGORY_SPECIAL_SUMMON)
	e1:SetHintTiming(0,TIMINGS_CHECK_MONSTER)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e2:SetCode(EVENT_LEAVE_FIELD)
	e2:SetCountLimit(1,id)
	e2:SetProperty(EFFECT_FLAG_CARD_TARGET+EFFECT_FLAG_DAMAGE_STEP)
	e2:SetCategory(CATEGORY_CONTROL)
	e2:SetCondition(s.ccon)
	e2:SetTarget(s.ctg)
	e2:SetOperation(s.cop)
	c:RegisterEffect(e2)
end
function s.filter(c,e,tp)
	return c:IsReleasableByEffect() and c:IsCanBeEffectTarget(e)
		and Duel.IsPlayerCanSpecialSummonMonster(tp,id//10,0x106,0x4011,0,0,c:IsType(TYPE_XYZ) and c:GetRank() or c:IsLevelAbove(1) and c:GetLevel() or 8,RACE_ZOMBIE,ATTRIBUTE_DARK)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and chkc:IsControler(1-tp) and s.filter(chkc,e,tp) end
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0 and Duel.IsExistingTarget(s.filter,tp,0,LOCATION_MZONE,1,nil,e,tp) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_RELEASE)
	Duel.SelectTarget(tp,s.filter,tp,0,LOCATION_MZONE,1,1,nil,e,tp)
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_HAND)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local tc=Duel.GetFirstTarget()
	local lv=tc:IsType(TYPE_XYZ) and tc:GetRank() or tc:IsLevelAbove(1) and tc:GetLevel() or 8
	if not (tc:IsRelateToEffect(e) and not tc:IsImmuneToEffect(e) and Duel.Release(tc,REASON_EFFECT)>0
		and Duel.GetLocationCount(tp,LOCATION_MZONE)>0 and Duel.IsPlayerCanSpecialSummonMonster(tp,id//10,0x106,0x4011,0,0,lv,RACE_ZOMBIE,ATTRIBUTE_DARK)) then return end
	local token=Duel.CreateToken(tp,id//10)
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetCode(EFFECT_CHANGE_LEVEL)
	e1:SetValue(lv)
	e1:SetReset(RESET_EVENT+RESETS_STANDARD-RESET_TOFIELD)
	token:RegisterEffect(e1)
	Duel.SpecialSummon(token,0,tp,tp,false,false,POS_FACEUP)
end
function s.ccon(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	return c:IsPreviousPosition(POS_FACEDOWN) and rp~=tp
end
function s.ctg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and chkc:IsFaceup() and chkc:IsAbleToChangeControler() and chkc:IsControler(1-tp) end
	if chk==0 then return true end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_FACEUP)
	Duel.SetOperationInfo(0,CATEGORY_CONTROL,Duel.SelectTarget(tp,aux.AND(Card.IsFaceup,Card.IsAbleToChangeControler),tp,0,LOCATION_MZONE,1,1,nil),1,0,0)
end
function s.cop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if not (tc and tc:IsRelateToEffect(e) and Duel.GetControl(tc,tp)) then return end
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetCode(EFFECT_CHANGE_CODE)
	e1:SetValue(4388680)
	e1:SetReset(RESET_EVENT+RESETS_STANDARD)
	tc:RegisterEffect(e1)
	local e2=e1:Clone()
	e2:SetCode(EFFECT_CHANGE_ATTRIBUTE)
	e2:SetValue(ATTRIBUTE_DARK)
	tc:RegisterEffect(e2)
	local e3=e1:Clone()
	e3:SetCode(EFFECT_CHANGE_RACE)
	e3:SetValue(RACE_ZOMBIE)
	tc:RegisterEffect(e3)
end