--キラー・ラブカ
--Friller Rabca
local s,id=GetID()
function s.initial_effect(c)
	--disable attack
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_O)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetCode(EVENT_BE_BATTLE_TARGET)
	e1:SetRange(LOCATION_GRAVE)
	e1:SetCountLimit(1,id)
	e1:SetCondition(s.condition)
	e1:SetCost(Cost.SelfBanish)
	e1:SetTarget(s.target)
	e1:SetOperation(s.operation)
	c:RegisterEffect(e1)
end
function s.condition(e,tp,eg,ep,ev,re,r,rp)
	local at=Duel.GetAttackTarget()
	return at and at:IsControler(tp) and at:IsFaceup() and at:IsRace(RACE_FISH|RACE_SEASERPENT|RACE_AQUA)
end
function s.target(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	local tg=Duel.GetAttacker()
	if chkc then return chkc==tg end
	if chk==0 then return tg:IsOnField() and tg:IsCanBeEffectTarget(e) end
	Duel.SetTargetCard(tg)
end
function s.operation(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetAttacker()
	if tc and tc:IsRelateToEffect(e) and tc:IsFaceup() then
		Duel.NegateAttack()
		local e1=Effect.CreateEffect(e:GetHandler())
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_UPDATE_ATTACK)
		e1:SetValue(-500)
		e1:SetReset(RESETS_STANDARD_PHASE_END,2)
		tc:RegisterEffect(e1)
	end
end