--カード・フリッパー
function c72767833.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_POSITION)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetCost(c72767833.cost)
	e1:SetTarget(c72767833.target)
	e1:SetOperation(c72767833.activate)
	c:RegisterEffect(e1)
end
function c72767833.costfilter(c)
	return c:IsDiscardable() and c:IsAbleToGraveAsCost()
end
function c72767833.cost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(c72767833.costfilter,tp,LOCATION_HAND,0,1,e:GetHandler()) end
	Duel.DiscardHand(tp,c72767833.costfilter,1,1,REASON_COST)
end
function c72767833.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.GetFieldGroupCount(tp,0,LOCATION_MZONE)>0 end
	local sg=Duel.GetFieldGroup(tp,0,LOCATION_MZONE)
	Duel.SetOperationInfo(0,CATEGORY_POSITION,sg,sg:GetCount(),0,0)
end
function c72767833.activate(e,tp,eg,ep,ev,re,r,rp)
	local sg=Duel.GetFieldGroup(tp,0,LOCATION_MZONE)
	if sg:GetCount()>0 then
		Duel.ChangePosition(sg,POS_FACEUP_DEFENSE,POS_FACEDOWN_DEFENSE,POS_FACEUP_ATTACK,POS_FACEUP_ATTACK)
	end
end
