--created by Dragonecro, coded by Lyris
local cid,id=GetID()
function cid.initial_effect(c)
	local e0=Effect.CreateEffect(c)
	e0:SetType(EFFECT_TYPE_ACTIVATE)
	e0:SetCode(EVENT_FREE_CHAIN)
	c:RegisterEffect(e0)
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_CONTINUOUS)
	e2:SetCode(EVENT_CHAINING)
	e2:SetRange(LOCATION_SZONE)
	e2:SetOperation(cid.chainop)
	c:RegisterEffect(e2)
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_CONTINUOUS)
	e3:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_UNCOPYABLE)
	e3:SetCode(EVENT_PHASE+PHASE_END)
	e3:SetRange(LOCATION_SZONE)
	e3:SetCountLimit(1)
	e3:SetCondition(function(e,tp) return Duel.GetTurnPlayer()==tp and e:GetHandler():GetFlagEffect(id)>0 end)
	e3:SetOperation(cid.mtop)
	c:RegisterEffect(e3)
	local e4=Effect.CreateEffect(c)
	e4:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e4:SetCode(EVENT_TO_GRAVE)
	e4:SetCountLimit(1,id)
	e4:SetProperty(EFFECT_FLAG_DAMAGE_STEP)
	e4:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e4:SetCondition(function(e) return e:GetHandler():IsReason(REASON_DESTROY) end)
	e4:SetTarget(cid.tg)
	e4:SetOperation(cid.op)
	c:RegisterEffect(e4)
end
function cid.chainop(e,tp,eg,ep,ev,re,r,rp)
	local rc=re:GetHandler()
	if re:IsActiveType(TYPE_MONSTER) and rc:IsSetCard(0xff2) and rc:IsControler(tp) then
		Duel.SetChainLimit(function(e,rp,tp) return tp==rp end)
		e:GetHandler():RegisterFlagEffect(id,RESET_PHASE+PHASE_END+RESET_EVENT+RESETS_STANDARD,0,1)
	end
end
function cid.mtop(e,tp,eg,ep,ev,re,r,rp)
	if Duel.IsExistingMatchingCard(Card.IsDiscardable,tp,LOCATION_HAND,0,1,nil) and Duel.SelectYesNo(tp,aux.Stringid(id,0)) then
		Duel.DiscardHand(tp,Card.IsDiscardable,1,1,REASON_COST+REASON_DISCARD)
	else
		Duel.SendtoGrave(e:GetHandler(),REASON_COST)
	end
end
function cid.filter(c,e,tp)
	return c:IsSetCard(0xff2) and c:IsLevelBelow(4) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function cid.tg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsExistingMatchingCard(cid.filter,tp,LOCATION_DECK,0,1,nil,e,tp) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_DECK)
end
function cid.op(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,cid.filter,tp,LOCATION_DECK,0,1,1,nil,e,tp)
	if #g>0 then
		Duel.SpecialSummon(g,0,tp,tp,false,false,POS_FACEUP)
	end
end