--Black-winged Arrow
local s,id=GetID()
function s.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_DISABLE)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetHintTiming(0,TIMINGS_CHECK_MONSTER)
	e1:SetTarget(s.target)
	e1:SetOperation(s.activate)
	c:RegisterEffect(e1)
	--act in hand
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_SINGLE)
	e2:SetCode(EFFECT_TRAP_ACT_IN_HAND)
	e2:SetCondition(s.handcon)
	e2:SetDescription(aux.Stringid(id,0))
	c:RegisterEffect(e2)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(Card.IsNegatableMonster,tp,LOCATION_MZONE,LOCATION_MZONE,1,nil) end
	Duel.SetOperationInfo(0,CATEGORY_DISABLE,nil,1,0,0)
end
function s.activate(e,tp,eg,ep,ev,re,r,rp)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_FACEUP)
	local g=Duel.SelectMatchingCard(tp,Card.IsNegatableMonster,tp,LOCATION_MZONE,LOCATION_MZONE,1,1,nil)
	local tc=g:GetFirst()
	if tc then
		Duel.HintSelection(g)
		Duel.NegateRelatedChain(tc,RESET_TURN_SET)
		local e1=Effect.CreateEffect(e:GetHandler())
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_DISABLE)
		e1:SetReset(RESET_EVENT+RESETS_STANDARD)
		tc:RegisterEffect(e1)
		local e2=Effect.CreateEffect(e:GetHandler())
		e2:SetType(EFFECT_TYPE_SINGLE)
		e2:SetCode(EFFECT_DISABLE_EFFECT)
		e2:SetValue(RESET_TURN_SET)
		e2:SetReset(RESET_EVENT+RESETS_STANDARD)
		tc:RegisterEffect(e2)
	end
end
function s.handcon(e)
	local g=Duel.GetMatchingGroup(Card.IsSetCard,e:GetHandlerPlayer(),LOCATION_GRAVE,0,nil,SET_BLACKWING)
	local ct=g:GetClassCount(Card.GetCode)
	return ct>=4
end