--Bigbang Calamity
local s,id,o=GetID()
function s.initial_effect(c)
	--Target cards on the field, up to the number of Bigbang Monsters you control; destroy them.
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetHintTiming(0,TIMINGS_CHECK_MONSTER+TIMING_END_PHASE)
	e1:SetCountLimit(1,{id,0})
	e1:SetTarget(s.destg)
	e1:SetOperation(s.desop)
	c:RegisterEffect(e1)
	--If this card is destroyed by a card effect and sent to the GY: You can Set this card.
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e2:SetProperty(EFFECT_FLAG_DELAY)
	e2:SetCode(EVENT_TO_GRAVE)
	e2:SetCountLimit(1,{id,1})
	e2:SetCondition(s.setcon)
	e2:SetTarget(s.settg)
	e2:SetOperation(s.setop)
	c:RegisterEffect(e2)
end
function s.cfilter(c)
	return c:IsFaceup() and c:IsType(TYPE_BIGBANG)
end
function s.destg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsOnField() end
	if chk==0 then return Duel.IsExistingMatchingCard(s.cfilter,tp,LOCATION_MZONE,0,1,nil)
		and Duel.IsExistingTarget(aux.TRUE,tp,LOCATION_ONFIELD,LOCATION_ONFIELD,1,nil) end
	local gc=Duel.GetMatchingGroupCount(s.cfilter,tp,LOCATION_MZONE,0,nil)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
	local sg=Duel.SelectTarget(tp,aux.TRUE,tp,LOCATION_ONFIELD,LOCATION_ONFIELD,1,gc,nil)
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,sg,sg:GetCount(),0,0)
end
function s.desop(e,tp,eg,ep,ev,re,r,rp)
	local tg=Duel.GetChainInfo(0,CHAININFO_TARGET_CARDS):Filter(Card.IsRelateToEffect,nil,e)
	if tg:GetCount()>0 then
		Duel.Destroy(tg,REASON_EFFECT)
	end
end
function s.setcon(e,tp,eg,ep,ev,re,r,rp)
	return bit.band(e:GetHandler():GetReason(),0x41)==0x41
end
function s.settg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return e:GetHandler():IsSSetable() end
	Duel.SetOperationInfo(0,CATEGORY_LEAVE_GRAVE,e:GetHandler(),1,0,0)
end
function s.setop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsRelateToEffect(e) then
		Duel.SSet(tp,c)
	end
end