--アームズ・ホール
function c52105192.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_TOHAND+CATEGORY_SEARCH)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetCost(c52105192.cost)
	e1:SetTarget(c52105192.target)
	e1:SetOperation(c52105192.activate)
	c:RegisterEffect(e1)
end
function c52105192.cost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.GetActivityCount(tp,ACTIVITY_NORMALSUMMON)==0 and Duel.IsPlayerCanDiscardDeckAsCost(tp,1) end
	Duel.DiscardDeck(tp,1,REASON_COST)
	--oath effects
	local e1=Effect.CreateEffect(e:GetHandler())
	e1:SetType(EFFECT_TYPE_FIELD)
	e1:SetProperty(EFFECT_FLAG_PLAYER_TARGET+EFFECT_FLAG_OATH)
	e1:SetCode(EFFECT_CANNOT_SUMMON)
	e1:SetReset(RESET_PHASE+PHASE_END)
	e1:SetTargetRange(1,0)
	Duel.RegisterEffect(e1,tp)
	local e2=e1:Clone()
	e2:SetCode(EFFECT_CANNOT_MSET)
	Duel.RegisterEffect(e2,tp)
end
function c52105192.filter(c)
	return c:IsType(TYPE_EQUIP) and c:IsAbleToHand()
end
function c52105192.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(c52105192.filter,tp,LOCATION_DECK+LOCATION_GRAVE,0,1,nil) end
	Duel.SetOperationInfo(0,CATEGORY_TOHAND,nil,1,tp,LOCATION_DECK+LOCATION_GRAVE)
end
function c52105192.activate(e,tp,eg,ep,ev,re,r,rp)
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_ATOHAND)
	local g=Duel.SelectMatchingCard(tp,c52105192.filter,tp,LOCATION_DECK+LOCATION_GRAVE,0,1,1,nil)
	if g:GetCount()>0 and not g:GetFirst():IsHasEffect(EFFECT_NECRO_VALLEY) then
		Duel.SendtoHand(g,nil,REASON_EFFECT)
		Duel.ConfirmCards(1-tp,g)
	end
end
