--Cascata Nottesfumo della Rimozione
--Script by XGlitchy30

local s,id=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:Desc(0)
	e1:SetCategory(CATEGORY_DESTROY)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_SUMMON_SUCCESS)
	e1:HOPT()
	e1:SetCondition(s.condition)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
	local e2=e1:Clone()
	e2:SetCode(EVENT_SPSUMMON_SUCCESS)
	c:RegisterEffect(e2)
	local e3=e1:Clone()
	e3:SetCode(EVENT_FLIP_SUMMON_SUCCESS)
	c:RegisterEffect(e3)
	--destroy replace
	local e4=Effect.CreateEffect(c)
	e4:Desc(1)
	e4:SetType(EFFECT_TYPE_FIELD|EFFECT_TYPE_CONTINUOUS)
	e4:SetCode(EFFECT_DESTROY_REPLACE)
	e4:SetRange(LOCATION_GRAVE)
	e4:SHOPT()
	e4:SetTarget(s.reptg)
	e4:SetValue(s.repval)
	e4:SetOperation(s.repop)
	c:RegisterEffect(e4)
end
--filters
function s.filter(c)
	return c:IsFaceup() and c:IsSetCard(ARCHE_NIGHTSHADE) and c:IsType(TYPE_SYNCHRO|TYPE_XYZ)
end
function s.repfilter(c,tp)
	return c:IsFaceup() and c:IsOnField() and c:IsControler(tp) and c:IsSetCard(ARCHE_NIGHTSHADE) and not c:IsReason(REASON_REPLACE)
end
--Activate
function s.condition(e,tp,eg,ep,ev,re,r,rp)
	if #eg~=1 then return false end
	local tc=eg:GetFirst()
	return tc:GetSummonPlayer()==1-tp and Duel.IsExistingMatchingCard(s.filter,tp,LOCATION_MZONE,0,1,nil)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	local tc=eg:GetFirst()
	Duel.SetTargetCard(tc)
	Duel.SetCardOperationInfo(tc,CATEGORY_DESTROY)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc:IsRelateToChain() then
		Duel.Destroy(tc,REASON_EFFECT)
	end
end
--destroy replace
function s.reptg(e,tp,eg,ep,ev,re,r,rp,chk)
	local c=e:GetHandler()
	if chk==0 then return c:IsAbleToRemove() and eg:IsExists(s.repfilter,1,nil,tp) end
	return Duel.SelectEffectYesNo(tp,c,96)
end
function s.repval(e,c)
	return s.repfilter(c,e:GetHandlerPlayer())
end
function s.repop(e,tp,eg,ep,ev,re,r,rp)
	Duel.Remove(e:GetHandler(),POS_FACEUP,REASON_EFFECT)
end