--ガガガの脱出劇
local s,id,o=GetID()
function s.initial_effect(c)
	--activate
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_NEGATE+CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_CHAINING)
	e1:SetProperty(EFFECT_FLAG_DAMAGE_STEP+EFFECT_FLAG_DAMAGE_CAL)
	e1:SetCountLimit(1,id)
	e1:SetCondition(s.condition)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
	--position
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,1))
	e2:SetCategory(CATEGORY_POSITION)
	e2:SetType(EFFECT_TYPE_QUICK_O)
	e2:SetCode(EVENT_FREE_CHAIN)
	e2:SetRange(LOCATION_GRAVE)
	e2:SetCountLimit(1,id+o)
	e2:SetCost(aux.bfgcost)
	e2:SetTarget(s.postg)
	e2:SetOperation(s.posop)
	c:RegisterEffect(e2)
end
function s.cfilter(c)
	return c:IsSetCard(0x54) and c:IsFaceup()
end
function s.condition(e,tp,eg,ep,ev,re,r,rp)
	return Duel.IsExistingMatchingCard(s.cfilter,tp,LOCATION_MZONE,0,1,nil)
		and re:IsActiveType(TYPE_MONSTER) and Duel.IsChainNegatable(ev) and rp==1-tp
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetOperationInfo(0,CATEGORY_NEGATE,eg,1,0,0)
end
function s.spfilter(c,e,tp)
	return c:IsSetCard(0x54) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	if Duel.NegateActivation(ev) then
		local sg=Duel.GetMatchingGroup(Card.IsDiscardable,tp,LOCATION_HAND,0,nil,REASON_EFFECT+REASON_DISCARD)
		if sg:GetCount()>0
			and Duel.GetLocationCount(tp,LOCATION_MZONE)>0
			and Duel.IsExistingMatchingCard(s.spfilter,tp,LOCATION_DECK,0,1,nil,e,tp)
			and Duel.SelectYesNo(tp,aux.Stringid(id,2)) then
			Duel.BreakEffect()
			Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DISCARD)
			local dg=sg:Select(tp,1,1,nil)
			Duel.ShuffleHand(tp)
			Duel.SendtoGrave(dg,REASON_EFFECT+REASON_DISCARD)
			Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
			local g=Duel.SelectMatchingCard(tp,s.spfilter,tp,LOCATION_DECK,0,1,1,nil,e,tp)
			if g:GetCount()>0 then
				Duel.SpecialSummon(g,0,tp,tp,false,false,POS_FACEUP)
			end
		end
	end
end
function s.posfilter(c)
	return c:IsPosition(POS_FACEUP_ATTACK) and c:IsSetCard(0x54) and c:IsCanChangePosition()
end
function s.postg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.posfilter,tp,LOCATION_MZONE,0,1,nil) end
	local g=Duel.GetMatchingGroup(s.posfilter,tp,LOCATION_MZONE,0,nil)
	Duel.SetOperationInfo(0,CATEGORY_POSITION,g,g:GetCount(),0,0)
end
function s.posop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local g=Duel.GetMatchingGroup(s.posfilter,tp,LOCATION_MZONE,0,nil)
	if Duel.ChangePosition(g,POS_FACEUP_DEFENSE,POS_FACEDOWN_DEFENSE,0,0)>0 then
		local e1=Effect.CreateEffect(c)
		e1:SetType(EFFECT_TYPE_FIELD)
		e1:SetCode(EFFECT_INDESTRUCTABLE_BATTLE)
		e1:SetTargetRange(LOCATION_MZONE,0)
		e1:SetTarget(s.etarget)
		e1:SetValue(1)
		e1:SetReset(RESET_PHASE+PHASE_END)
		Duel.RegisterEffect(e1,tp)
		local e2=e1:Clone()
		e2:SetCode(EFFECT_INDESTRUCTABLE_EFFECT)
		Duel.RegisterEffect(e2,tp)
	end
end
function s.etarget(e,c)
	return c:IsFaceup() and c:IsSetCard(0x54)
end