--アンデット・ストラグル
--Zombie Power Struggle
--Logical Nonsense
--Substitute ID
local s,id=GetID()
function s.initial_effect(c)
	--Targeted zombie monster either gains or loses 1000 ATK
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_ATKCHANGE)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetHintTiming(TIMING_DAMAGE_STEP)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET+EFFECT_FLAG_DAMAGE_STEP)
	e1:SetCondition(aux.StatChangeDamageStepCondition)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
	--Set itself from GY
	local e2=Effect.CreateEffect(c)
	e2:SetCategory(CATEGORY_TODECK)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetType(EFFECT_TYPE_IGNITION)
	e2:SetRange(LOCATION_GRAVE)
	e2:SetCountLimit(1,id)
	e2:SetTarget(s.settg)
	e2:SetOperation(s.setop)
	c:RegisterEffect(e2)
end
function s.filter(c)
	return c:IsFaceup() and c:IsRace(RACE_ZOMBIE)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc,race)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and s.filter(chkc) end
	if chk==0 then return Duel.IsExistingTarget(s.filter,tp,LOCATION_MZONE,LOCATION_MZONE,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_FACEUP)
	Duel.SelectTarget(tp,s.filter,tp,LOCATION_MZONE,LOCATION_MZONE,1,1,nil)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) and tc:IsFaceup() then
		local atk=1000
		if Duel.SelectYesNo(tp,aux.Stringid(id,0)) then atk=atk*-1 end 
		local e1=Effect.CreateEffect(e:GetHandler())
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_UPDATE_ATTACK) 
		e1:SetReset(RESETS_STANDARD_PHASE_END) 
		e1:SetValue(atk)
		tc:RegisterEffect(e1)
	end
end
	--Check for a zombie monster to return to deck
function s.setfilter(c)
	return c:IsFaceup() and c:IsRace(RACE_ZOMBIE) and c:IsAbleToDeck()
end
	--Activation legality
function s.settg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return e:GetHandler():IsSSetable()
		and Duel.IsExistingMatchingCard(s.setfilter,tp,LOCATION_REMOVED,0,1,nil) end
	Duel.SetOperationInfo(0,CATEGORY_LEAVE_GRAVE,e:GetHandler(),1,0,0)
end
	--Shuffle 1 of your banished zombies, and if you, set this card
function s.setop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TODECK)
	local g=Duel.SelectMatchingCard(tp,s.setfilter,tp,LOCATION_REMOVED,0,1,1,nil)
	if #g>0 and Duel.SendtoDeck(g,nil,SEQ_DECKSHUFFLE,REASON_EFFECT)>0
		and c:IsRelateToEffect(e) and c:IsSSetable() then
		Duel.SSet(tp,c)
		--Banish it if it leaves the field
		local e1=Effect.CreateEffect(c)
		e1:SetDescription(3300)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_LEAVE_FIELD_REDIRECT)
		e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_CLIENT_HINT)
		e1:SetReset(RESET_EVENT|RESETS_REDIRECT)
		e1:SetValue(LOCATION_REMOVED)
		c:RegisterEffect(e1)
	end
end