--coded by Lyris
local s,id=GetID()
function s.initial_effect(c)
	c:EnableReviveLimit()
	local e0=Effect.CreateEffect(c)
	e0:SetType(EFFECT_TYPE_FIELD)
	e0:SetProperty(EFFECT_FLAG_UNCOPYABLE+EFFECT_FLAG_IGNORE_IMMUNE)
	e0:SetCode(EFFECT_SPSUMMON_PROC)
	e0:SetRange(LOCATION_EXTRA)
	e0:SetCondition(s.lkcon)
	e0:SetOperation(s.lkop)
	e0:SetValue(SUMMON_TYPE_LINK)
	c:RegisterEffect(e0)
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetCode(EFFECT_CANNOT_ATTACK)
	c:RegisterEffect(e1)
	local e2=Effect.CreateEffect(c)
	e2:SetCategory(CATEGORY_CONTROL)
	e2:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_F)
	e2:SetCode(EVENT_SPSUMMON_SUCCESS)
	e2:SetCondition(s.thcon)
	e2:SetTarget(s.thtg)
	e2:SetOperation(s.thop)
	c:RegisterEffect(e2)
	local e3=Effect.CreateEffect(c)
	e3:SetCategory(CATEGORY_DESTROY+CATEGORY_SPECIAL_SUMMON)
	e3:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_F)
	e3:SetCode(EVENT_SPSUMMON_SUCCESS)
	e3:SetRange(LOCATION_MZONE)
	e3:SetCondition(s.descon)
	e3:SetTarget(s.destg)
	e3:SetOperation(s.desop)
	c:RegisterEffect(e3)
	local e4=Effect.CreateEffect(c)
	e4:SetType(EFFECT_TYPE_SINGLE)
	e4:SetProperty(EFFECT_FLAG_UNCOPYABLE+EFFECT_FLAG_CANNOT_DISABLE)
	e4:SetCode(EFFECT_CANNOT_BE_LINK_MATERIAL)
	e4:SetValue(1)
	c:RegisterEffect(e4)
end
function s.lkfilter(c,lc)
	return c:IsFaceup() and c:IsCanBeLinkMaterial(lc) and c:IsSetCard(0x617)
end
function s.lkcon(e,c)
	if c==nil then return true end
	if (c:IsType(TYPE_PENDULUM+TYPE_PANDEMONIUM+TYPE_RELAY)) and c:IsFaceup() then return false end
	local tp=c:GetControler()
	local mg=Duel.GetMatchingGroup(s.lkfilter,tp,LOCATION_MZONE,0,nil,c)
	return mg:CheckWithSumEqual(Card.GetLevel,12,4,4)
end
function s.lkop(e,tp,eg,ep,ev,re,r,rp,c)
	local mg=Duel.GetMatchingGroup(s.lkfilter,tp,LOCATION_MZONE,0,nil,c)
	local sg=mg:SelectWithSumEqual(tp,Card.GetLevel,12,4,4)
	Duel.SendtoGrave(sg,REASON_MATERIAL+REASON_LINK)
end
function s.thcon(e,tp,eg,ep,ev,re,r,rp)
	return e:GetHandler():IsSummonType(SUMMON_TYPE_LINK)
end
function s.thtg(e,tp,eg,ep,ev,re,r,rp,chk)
	local c=e:GetHandler()
	if chk==0 then return c:IsControlerCanBeChanged() end
	Duel.SetOperationInfo(0,CATEGORY_CONTROL,c,1,0,0)
end
function s.thop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local seq=11-c:GetSequence()
	if c:IsRelateToEffect(e) and Duel.GetControl(c,1-tp,0,1) then
		Duel.MoveSequence(c,seq)
	end
end
function s.cfilter(c,tp,zone)
	local seq=c:GetSequence()
	if c:IsControler(1-tp) then seq=seq+16 end
	return bit.extract(zone,seq)~=0
end
function s.descon(e,tp,eg,ep,ev,re,r,rp)
	local zone=c:GetLinkedZone()*(1<<16)
	return eg:IsExists(s.cfilter,1,nil,tp,zone)
end
function s.destg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	local g=Duel.GetMatchingGroup(Card.IsDestructable,tp,LOCATION_MZONE,0,e:GetHandler())
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,g,1,0,0)
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,1-tp,LOCATION_GRAVE)
end
function s.filter(c,e,tp)
	return g:GetLevel()==3 and c:IsRace(RACE_DRAGON) and c:IsCanBeSpecialSummoned(e,0,1-tp,false,false)
end
function s.desop(e,tp,eg,ep,ev,re,r,rp)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_DESTROY)
	local g=Duel.SelectMatchingCard(tp,Card.IsDestructable,tp,LOCATION_MZONE,0,1,1,e:GetHandler())
	if #g>0 then
		Duel.HintSelection(g)
		if Duel.Destroy(g,REASON_EFFECT)==0 then return end
		local mg=Duel.GetMatchingGroup(s.filter,tp,0,LOCATION_GRAVE,nil,e,tp)
		if #mg>0 and Duel.SelectYesNo(1-tp,aux.Stringid(id,0)) then
			Duel.Hint(HINT_SELECTMSG,1-tp,HINTMSG_SPSUMMON)
			local sg=mg:Select(1-tp,1,1,nil)
			Duel.BreakEffect()
			Duel.SpecialSummon(sg,0,1-tp,1-tp,false,false,POS_FACEUP)
		end
	end
end