--경천동지
function c54407825.initial_effect(c)
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	c:RegisterEffect(e1)
	--to deck
	local e2=Effect.CreateEffect(c)
	e2:SetCategory(CATEGORY_TODECK)
	e2:SetType(EFFECT_TYPE_TRIGGER_O+EFFECT_TYPE_FIELD)
	e2:SetRange(LOCATION_SZONE)
	e2:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e2:SetCode(EVENT_TO_GRAVE)
	e2:SetCondition(c54407825.condition)
	e2:SetTarget(c54407825.target)
	e2:SetOperation(c54407825.activate)
	c:RegisterEffect(e2)
end
function c54407825.filter(c)
	return c:IsPreviousLocation(LOCATION_DECK) and c:IsLocation(LOCATION_GRAVE)
end
function c54407825.condition(e,tp,eg,ep,ev,re,r,rp)
	return eg:IsExists(c54407825.filter,1,nil)
end
function c54407825.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsLocation(LOCATION_GRAVE) and chkc:IsAbleToDeck() end
	if chk==0 then return Duel.IsExistingTarget(Card.IsAbleToDeck,tp,LOCATION_GRAVE,LOCATION_GRAVE,1,nil) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_TODECK)
	local g=Duel.SelectTarget(tp,Card.IsAbleToDeck,tp,LOCATION_GRAVE,LOCATION_GRAVE,1,1,nil)
	Duel.SetOperationInfo(0,CATEGORY_TODECK,g,1,0,0)
end
function c54407825.activate(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if not c:IsRelateToEffect(e) then return end
	local tc=Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) then
		Duel.SendtoDeck(tc,nil,2,REASON_EFFECT)
	end
	local e1=Effect.CreateEffect(c)
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetCode(EFFECT_CANNOT_TO_GRAVE)
	e1:SetTargetRange(LOCATION_DECK,LOCATION_DECK)
	e1:SetReset(RESET_PHASE+RESET_END)
	Duel.RegisterEffect(e1,tp)
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD)
	e2:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
	e2:SetCode(EFFECT_CANNOT_DISCARD_DECK)
	e2:SetTargetRange(1,1)
	e2:SetReset(RESET_PHASE+RESET_END)
	Duel.RegisterEffect(e2,tp)
end
