--幻煌龍の螺旋絞
function c75702749.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_EQUIP)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetTarget(c75702749.target)
	e1:SetOperation(c75702749.operation)
	c:RegisterEffect(e1)
	--equip limit
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_SINGLE)
	e2:SetCode(EFFECT_EQUIP_LIMIT)
	e2:SetProperty(EFFECT_FLAG_CANNOT_DISABLE)
	e2:SetValue(c75702749.eqlimit)
	c:RegisterEffect(e2)
	--Atk up
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_EQUIP)
	e3:SetCode(EFFECT_UPDATE_ATTACK)
	e3:SetValue(500)
	c:RegisterEffect(e3)
	--spsummon
	local e4=Effect.CreateEffect(c)
	e4:SetDescription(aux.Stringid(75702749,0))
	e4:SetCategory(CATEGORY_SPECIAL_SUMMON+CATEGORY_DAMAGE)
	e4:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e4:SetCode(EVENT_BATTLE_DESTROYING)
	e4:SetRange(LOCATION_SZONE)
	e4:SetCountLimit(1,75702749)
	e4:SetCondition(c75702749.spcon)
	e4:SetTarget(c75702749.sptg)
	e4:SetOperation(c75702749.spop)
	c:RegisterEffect(e4)
end
function c75702749.eqlimit(e,c)
	return c:IsType(TYPE_NORMAL)
end
function c75702749.filter(c)
	return c:IsFaceup() and c:IsType(TYPE_NORMAL)
end
function c75702749.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_MZONE) and c75702749.filter(chkc) end
	if chk==0 then return Duel.IsExistingTarget(c75702749.filter,tp,LOCATION_MZONE,LOCATION_MZONE,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_EQUIP)
	Duel.SelectTarget(tp,c75702749.filter,tp,LOCATION_MZONE,LOCATION_MZONE,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_EQUIP,e:GetHandler(),1,0,0)
end
function c75702749.operation(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	local tc=Duel.GetFirstTarget()
	if c:IsRelateToEffect(e) and tc:IsRelateToEffect(e) and tc:IsFaceup() then
		Duel.Equip(tp,c,tc)
	end
end
function c75702749.spcon(e,tp,eg,ep,ev,re,r,rp)
	local ec=e:GetHandler():GetEquipTarget()
	return ec and eg:IsContains(ec)
end
function c75702749.spfilter(c,e,tp)
	return c:IsCode(56649609) and c:IsCanBeSpecialSummoned(e,0,tp,false,false)
end
function c75702749.sptg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.GetLocationCount(tp,LOCATION_MZONE)>0
		and Duel.IsExistingMatchingCard(c75702749.spfilter,tp,LOCATION_HAND+LOCATION_DECK+LOCATION_GRAVE,0,1,nil,e,tp) end
	Duel.SetOperationInfo(0,CATEGORY_SPECIAL_SUMMON,nil,1,tp,LOCATION_HAND+LOCATION_DECK+LOCATION_GRAVE)
	Duel.SetOperationInfo(0,CATEGORY_EQUIP,e:GetHandler(),1,0,0)
	Duel.SetOperationInfo(0,CATEGORY_DAMAGE,nil,0,1-tp,1000)
end
function c75702749.spop(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if not c:IsRelateToEffect(e) then return end
	if Duel.GetLocationCount(tp,LOCATION_MZONE)<=0 then return end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_SPSUMMON)
	local g=Duel.SelectMatchingCard(tp,aux.NecroValleyFilter(c75702749.spfilter),tp,LOCATION_HAND+LOCATION_DECK+LOCATION_GRAVE,0,1,1,nil,e,tp)
	if g:GetCount()>0 then
		local tc=g:GetFirst()
		if Duel.SpecialSummonStep(tc,0,tp,tp,false,false,POS_FACEUP)~=0 then
			Duel.Equip(tp,c,tc)
			Duel.SpecialSummonComplete()
			Duel.BreakEffect()
			Duel.Damage(1-tp,1000,REASON_EFFECT)
		end
	end
end
