--Fairy Princess Of Dark Decay

function c500311077.initial_effect(c)
	--xyz summon
	aux.AddXyzProcedure(c,aux.FilterBoolFunction(Card.IsRace,RACE_ZOMBIE),5,3,c500311077.ovfilter,aux.Stringid(500311077,0))
	c:EnableReviveLimit()
	--
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetRange(LOCATION_MZONE)
	e1:SetTargetRange(LOCATION_MZONE,0)
	e1:SetCode(EFFECT_UPDATE_ATTACK)
	e1:SetTarget(c500311077.tg1)
	e1:SetValue(800)
	c:RegisterEffect(e1)
	--destroy replace
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_CONTINUOUS)
	e2:SetCode(EFFECT_DESTROY_REPLACE)
	e2:SetRange(LOCATION_MZONE)
	e2:SetTarget(c500311077.reptg)
	e2:SetValue(c500311077.repval)
	c:RegisterEffect(e2)
end
function c500311077.tg1(e,c)
	return c:IsRace(RACE_ZOMBIE)
end
function c500311077.repfilter(c,tp)
	return c:IsFaceup() and c:IsControler(tp) and c:IsLocation(LOCATION_MZONE) and c:IsRace(RACE_ZOMBIE)
end
function c500311077.reptg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return eg:IsExists(c500311077.repfilter,1,nil,tp) end
	if e:GetHandler():CheckRemoveOverlayCard(tp,1,REASON_EFFECT) and Duel.SelectYesNo(tp,aux.Stringid(500311077,1)) then
		e:GetHandler():RemoveOverlayCard(tp,1,1,REASON_EFFECT)
		local g=eg:Filter(c500311077.repfilter,nil,tp)
		if g:GetCount()==1 then
			e:SetLabelObject(g:GetFirst())
		else
			Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESREPLACE)
			local cg=g:Select(tp,1,1,nil)
			e:SetLabelObject(cg:GetFirst())
		end
		return true
	else return false end
end
function c500311077.repval(e,c)
	return c==e:GetLabelObject()
end
function c500311077.ovfilter(c)
	local rk=c:GetRank()
	return c:IsFaceup() and (rk==4)
end