--クリスタルクリアウィング・オーバー・シンクロ・ドラゴン
local s,id,o=GetID()
function s.initial_effect(c)
	c:EnableReviveLimit()
	--material
	aux.AddSynchroMixProcedure(c,aux.FilterBoolFunction(Card.IsCode,82044279),nil,nil,aux.Tuner(nil),1,99,s.syncheck)   
	--cannot special summon
	local e1=Effect.CreateEffect(c)
	e1:SetProperty(EFFECT_FLAG_CANNOT_DISABLE+EFFECT_FLAG_UNCOPYABLE)
	e1:SetType(EFFECT_TYPE_SINGLE)
	e1:SetCode(EFFECT_SPSUMMON_CONDITION)
	e1:SetValue(aux.synlimit)
	c:RegisterEffect(e1)
	--negate
	local e2=Effect.CreateEffect(c)
	e2:SetDescription(aux.Stringid(id,0))
	e2:SetCategory(CATEGORY_NEGATE+CATEGORY_DESTROY)
	e2:SetType(EFFECT_TYPE_QUICK_O)
	e2:SetCode(EVENT_CHAINING)
	e2:SetProperty(EFFECT_FLAG_DAMAGE_STEP+EFFECT_FLAG_DAMAGE_CAL)
	e2:SetRange(LOCATION_MZONE)
	e2:SetCountLimit(1)
	e2:SetCondition(s.negcon)
	e2:SetTarget(s.negtg)
	e2:SetOperation(s.negop)
	c:RegisterEffect(e2)
	--special summon
	local e3=Effect.CreateEffect(c)
	e3:SetDescription(aux.Stringid(id,1))
	e3:SetCategory(CATEGORY_SPECIAL_SUMMON)
	e3:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_TRIGGER_O)
	e3:SetCode(EVENT_LEAVE_FIELD)
	e3:SetProperty(EFFECT_FLAG_DELAY)
	e3:SetCondition(s.spcon)
	e3:SetTarget(s.sptg)
	e3:SetOperation(s.spop)
	c:RegisterEffect(e3)
end
function s.mgcheck(c,mg)
	local rg=mg-c
	if c:IsCode(82044279) then
		return (rg:IsExists(Card.IsType,1,nil,TYPE_SYNCHRO) or #rg>=2) and not rg:IsExists(s.chkfilter,1,nil)
	else
		return false
	end
end
function s.chkfilter(c)
	return not c:IsTuner(c)
end
function s.syncheck(g)
	return g:IsExists(s.mgcheck,1,nil,g)
end
function s.negcon(e,tp,eg,ep,ev,re,r,rp)
	return not e:GetHandler():IsStatus(STATUS_BATTLE_DESTROYED) and Duel.IsChainNegatable(ev)
end
function s.negtg(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)
	if re:GetHandler():IsDestructable() and re:GetHandler():IsRelateToEffect(re) then
		Duel.SetOperationInfo(0,CATEGORY_DESTROY,eg,1,0,0)
	end
end
function s.negop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local rc=re:GetHandler()
	if Duel.NegateActivation(ev) and rc:IsRelateToEffect(re) and Duel.Destroy(rc,REASON_EFFECT)~=0 and rc:GetBaseAttack()>=0
		and not rc:IsPreviousLocation(LOCATION_SZONE) and (rc:IsPreviousLocation(LOCATION_MZONE) or rc:GetOriginalType()&TYPE_MONSTER~=0)
		and c:IsRelateToEffect(e) and c:IsFaceup() then
		local e1=Effect.CreateEffect(c)
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_UPDATE_ATTACK)
		e1:SetReset(RESET_EVENT+RESETS_STANDARD+RESET_DISABLE+RESET_PHASE+PHASE_END)
		e1:SetValue(rc:GetBaseAttack())
		c:RegisterEffect(e1)
	end
end
function s.spcon(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	return c:IsSummonType(SUMMON_TYPE_SYNCHRO) and c:IsPreviousLocation(LOCATION_MZONE)
		and c:IsPreviousPosition(POS_FACEUP) and c:IsPreviousControler(tp) and c:GetReasonPlayer()==1-tp
end
function s.spfilter(c,e,tp)
	return c:IsSetCard(0xff) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
		and Duel.GetLocationCountFromEx(tp,tp,nil,c)>0
end
function s.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(s.spfilter,tp,LOCATION_EXTRA,0,1,nil,e,tp) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_EXTRA)
end
function s.spop(e,tp,eg,ep,ev,re,r,rp)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g=Duel.SelectMatchingCard(tp,s.spfilter,tp,LOCATION_EXTRA,0,1,1,nil,e,tp)
	if #g>0 then
		Duel.SpecialSummon(g,0,tp,tp,false,false,POS_FACEUP)
	end
end