--オレイカルコスの結界
function c48179391.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_DESTROY)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_FREE_CHAIN)
	e1:SetCost(c48179391.actcost)
	e1:SetTarget(c48179391.acttg)
	e1:SetOperation(c48179391.actop)
	c:RegisterEffect(e1)
	--spsummon limit
	local e2=Effect.CreateEffect(c)
	e2:SetType(EFFECT_TYPE_FIELD)
	e2:SetRange(LOCATION_FZONE)
	e2:SetCode(EFFECT_CANNOT_SPECIAL_SUMMON)
	e2:SetProperty(EFFECT_FLAG_PLAYER_TARGET)
	e2:SetTargetRange(1,0)
	e2:SetTarget(c48179391.sumlimit)
	c:RegisterEffect(e2)
	--
	local e3=Effect.CreateEffect(c)
	e3:SetType(EFFECT_TYPE_FIELD)
	e3:SetRange(LOCATION_FZONE)
	e3:SetCode(EFFECT_UPDATE_ATTACK)
	e3:SetTargetRange(LOCATION_MZONE,0)
	e3:SetValue(500)
	c:RegisterEffect(e3)
	--
	local e4=Effect.CreateEffect(c)
	e4:SetType(EFFECT_TYPE_SINGLE)
	e4:SetProperty(EFFECT_FLAG_SINGLE_RANGE)
	e4:SetRange(LOCATION_FZONE)
	e4:SetCode(EFFECT_INDESTRUCTABLE_COUNT)
	e4:SetCountLimit(1)
	e4:SetValue(c48179391.valcon)
	c:RegisterEffect(e4)
	--atk limit
	local e5=Effect.CreateEffect(c)
	e5:SetType(EFFECT_TYPE_FIELD)
	e5:SetCode(EFFECT_CANNOT_SELECT_BATTLE_TARGET)
	e5:SetRange(LOCATION_FZONE)
	e5:SetTargetRange(0,LOCATION_MZONE)
	e5:SetCondition(c48179391.atkcon)
	e5:SetValue(c48179391.atlimit)
	c:RegisterEffect(e5)
end
function c48179391.actcost(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.GetFlagEffect(tp,48179391)==0 end
	Duel.RegisterFlagEffect(tp,48179391,0,0,0)
end
function c48179391.desfilter(c)
	return bit.band(c:GetSummonType(),SUMMON_TYPE_SPECIAL)~=0 and c:IsDestructable()
end
function c48179391.acttg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	local g=Duel.GetMatchingGroup(c48179391.desfilter,tp,LOCATION_MZONE,0,nil)
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,g,g:GetCount(),0,0)
end
function c48179391.actop(e,tp,eg,ep,ev,re,r,rp)
	if not e:GetHandler():IsRelateToEffect(e) then return end
	local g=Duel.GetMatchingGroup(c48179391.desfilter,tp,LOCATION_MZONE,0,nil)
	if g:GetCount()>0 then
		Duel.Destroy(g,REASON_EFFECT)
	end
end
function c48179391.sumlimit(e,c,sump,sumtype,sumpos,targetp)
	return c:IsLocation(LOCATION_EXTRA)
end
function c48179391.valcon(e,re,r,rp)
	return bit.band(r,REASON_EFFECT)~=0
end
function c48179391.atkcon(e)
	return Duel.IsExistingMatchingCard(Card.IsPosition,e:GetHandlerPlayer(),LOCATION_MZONE,0,2,nil,POS_FACEUP_ATTACK)
end
function c48179391.atkfilter(c,atk)
	return c:IsFaceup() and c:GetAttack()<atk
end
function c48179391.atlimit(e,c)
	return c:IsFaceup() and not Duel.IsExistingMatchingCard(c48179391.atkfilter,e:GetHandlerPlayer(),LOCATION_MZONE,0,1,c,c:GetAttack())
end
