--ガガガヘッド
function c67120578.initial_effect(c)
	--summon with no tribute
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(67120578,0))
	e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_UNCOPYABLE)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetCode(EFFECT_SUMMON_PROC)
	e1:SetCondition(c67120578.ntcon)
	e1:SetOperation(c67120578.ntop)
	c:RegisterEffect(e1)
	--summon success
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(67120578,1))
	e2:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e2:SetCode(EVENT_SUMMON_SUCCESS)
	e2:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e2:SetTarget(c67120578.sptg)
	e2:SetOperation(c67120578.spop)
	c:RegisterEffect(e2)
	--effect gain
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_CONTINUOUS)
	e3:SetCode(EVENT_BE_MATERIAL)
	e3:SetCondition(c67120578.efcon)
	e3:SetOperation(c67120578.efop)
	c:RegisterEffect(e3)
end
function c67120578.ntcon(e,c,minc)
	if c==nil then return true end
	local tp=c:GetControler()
	return minc==0 and Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.GetFieldGroupCount(tp,0,LOCATION_MZONE)>0
		and Duel.GetFieldGroupCount(tp,LOCATION_MZONE,0)==0
end
function c67120578.ntop(e,tp,eg,ep,ev,re,r,rp,c)
	--change base attack
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetProperty(EFFECT_FLAG_SINGLE_RANGE)
	e1:SetRange(LOCATION_MZONE)
	e1:SetReset(RESET_EVENT+0xff0000)
	e1:SetCode(EFFECT_CHANGE_LEVEL)
	e1:SetValue(4)
	c:RegisterEffect(e1)
end
function c67120578.spfilter(c,e,tp)
	return c:IsSetCard(0x54) and not c:IsCode(67120578) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function c67120578.sptg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_GRAVE) and chkc:IsControler(tp) and c67120578.spfilter(chkc,e,tp) end
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsExistingTarget(c67120578.spfilter,tp,LOCATION_GRAVE,0,1,nil,e,tp) end
	local ct=math.min(2,Duel.GetLocationCount(tp,LOCATION_MZONE))
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g=Duel.SelectTarget(tp,c67120578.spfilter,tp,LOCATION_GRAVE,0,1,ct,nil,e,tp)
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,g,g:GetCount(),0,0)
end
function c67120578.spop(e,tp,eg,ep,ev,re,r,rp)
	local tg=Duel.GetChainInfo(0,CHAININFO_TARGET_CARDS)
	local g=tg:Filter(Card.IsRelateToEffect,nil,e)
	if g:GetCount()>0 then
		Duel.SpecialSummon(g,0,tp,tp,false,false,POS_FACEUP)
	end
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_CANNOT_BE_XYZ_MATERIAL)
	e1:SetTargetRange(LOCATION_MZONE,0)
	e1:SetTarget(c67120578.splimtg)
	e1:SetReset(RESET_PHASE+PHASE_END)
	e1:SetValue(1)
	Duel.RegisterEffect(e1,tp)
	local e2=Effect.CreateEffect(e:GetHandler())
	e2:SetType(EFFECT_TYPE_FIELD)
	e2:SetCode(EFFECT_CANNOT_SPECIAL_SUMMON)
	e2:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
	e2:SetTargetRange(1,0)
	e2:SetReset(RESET_PHASE+PHASE_END)
	e2:SetTarget(c67120578.splimit)
	Duel.RegisterEffect(e2,tp)
end
function c67120578.splimtg(e,c)
	return not c:IsSetCard(0x54)
end
function c67120578.splimit(e,c,sump,sumtype,sumpos,targetp,se)
	return sumtype~=SUMMON_TYPE_XYZ
end
function c67120578.efcon(e,tp,eg,ep,ev,re,r,rp)
	return r==REASON_XYZ
end
function c67120578.efop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local rc=c:GetReasonCard()
	local e1=Effect.CreateEffect(rc)
	e1:SetDescription(aux.Stringid(67120578,2))
	e1:SetCategory(CATEGORY_DRAW)
	e1:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e1:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
	e1:SetCode(EVENT_SPSUMMON_SUCCESS)
	e1:SetCondition(c67120578.drcon)
	e1:SetTarget(c67120578.drtg)
	e1:SetOperation(c67120578.drop)
	e1:SetReset(RESET_EVENT+0x1fe0000)
	rc:RegisterEffect(e1,true)
	if not rc:IsType(TYPE_EFFECT) then
		local e2=Effect.CreateEffect(c)
		e2:SetType(EFFECT_TYPE_SINGLE)
		e2:SetCode(EFFECT_ADD_TYPE)
		e2:SetValue(TYPE_EFFECT)
		e2:SetReset(RESET_EVENT+0x1fe0000)
		rc:RegisterEffect(e2,true)
	end
end
function c67120578.drcon(e,tp,eg,ep,ev,re,r,rp)
	return e:GetHandler():GetSummonType()==SUMMON_TYPE_XYZ
end
function c67120578.drtg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	Duel.SetTargetPlayer(tp)
	Duel.SetTargetParam(1)
	Duel.SetOperationInfo(0,CATEGORY_DRAW,nil,0,tp,1)
end
function c67120578.drop(e,tp,eg,ep,ev,re,r,rp)
	local p,d=Duel.GetChainInfo(0,CHAININFO_TARGET_PLAYER,CHAININFO_TARGET_PARAM)
	Duel.Draw(p,d,REASON_EFFECT)
end
