--goh twin mages
function c249001171.initial_effect(c)
--spsummon
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(89774530,0))
	e1:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e1:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e1:SetCode(EVENT_SUMMON_SUCCESS)
	e1:SetTarget(c249001171.sptg)
	e1:SetOperation(c249001171.spop)
	c:RegisterEffect(e1)
	--effect gain
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_CONTINUOUS)
	e2:SetCode(EVENT_BE_MATERIAL)
	e2:SetProperty(EFFECT_FLAG_EVENT_PLAYER)
	e2:SetCondition(c249001171.efcon)
	e2:SetOperation(c249001171.efop)
	c:RegisterEffect(e2)
end
function c249001171.filter(c,e,tp)
	return c:IsCode(249001171) and c:IsCanBeSpecialSummoned(e,0,tp,false,false,POS_FACEUP_DEFENSE)
end
function c249001171.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsExistingMatchingCard(c249001171.filter,tp,LOCATION_GRAVE+LOCATION_DECK,0,1,nil,e,tp) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_GRAVE+LOCATION_DECK)
end
function c249001171.spop(e,tp,eg,ep,ev,re,r,rp)
	if Duel.GetLocationCount(tp,LOCATION_MZONE)<=0 then return end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g=Duel.SelectMatchingCard(tp,aux.NecroValleyFilter(c249001171.filter),tp,LOCATION_GRAVE+LOCATION_DECK,0,1,1,nil,e,tp)
	if g:GetCount()>0 then
		Duel.SpecialSummon(g,0,tp,tp,false,false,POS_FACEUP_DEFENSE)
	end
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
	e1:SetCode(EFFECT_CANNOT_SPECIAL_SUMMON)
	e1:SetTargetRange(1,0)
	e1:SetTarget(c249001171.splimit)
	e1:SetReset(RESET_PHASE+PHASE_END)
	Duel.RegisterEffect(e1,tp)
end
function c249001171.splimit(e,c,sump,sumtype,sumpos,targetp,se)
	return not c:IsSetCard(0x22E) and not c:IsType(TYPE_XYZ)
end
function c249001171.efcon(e,tp,eg,ep,ev,re,r,rp)
	return r==REASON_XYZ
end
function c249001171.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(24610207,0))
	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:SetCountLimit(1,249001171)
	e1:SetCondition(c249001171.drcon)
	e1:SetTarget(c249001171.drtg)
	e1:SetOperation(c249001171.drop)
	e1:SetReset(RESET_EVENT+RESETS_STANDARD)
	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+RESETS_STANDARD)
		rc:RegisterEffect(e2,true)
	end
end
function c249001171.drcon(e,tp,eg,ep,ev,re,r,rp)
	return e:GetHandler():IsSummonType(SUMMON_TYPE_XYZ)
end
function c249001171.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 c249001171.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