local cm,m=GetID()
cm.name="珠宝落穴"
function cm.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_DESTROY)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_SUMMON_SUCCESS)
	e1:SetProperty(EFFECT_FLAG_DAMAGE_STEP)
	e1:SetCondition(cm.condition)
	e1:SetTarget(cm.target)
	e1:SetOperation(cm.activate)
	c:RegisterEffect(e1)
	local e2=e1:Clone()
	e2:SetCode(EVENT_SPSUMMON_SUCCESS)
	c:RegisterEffect(e2)
end
--Activate
function cm.confilter1(c)
	return c:IsFaceup() and c:IsRace(RACE_AQUA)
end
function cm.confilter2(c,tp)
	return c:GetSummonPlayer()==tp
end
function cm.filter(c)
	return c:IsFaceup() and c:IsLevelBelow(8)
end
function cm.condition(e,tp,eg,ep,ev,re,r,rp)
	return Duel.GetMatchingGroupCount(cm.confilter1,tp,LOCATION_MZONE,0,nil)==3
		and eg:IsExists(cm.confilter2,1,nil,1-tp)
end
function cm.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return Duel.IsExistingMatchingCard(cm.filter,tp,0,LOCATION_MZONE,1,nil) end
	local g=Duel.GetMatchingGroup(cm.filter,tp,0,LOCATION_MZONE,nil)
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,g,1,0,0)
end
function cm.activate(e,tp,eg,ep,ev,re,r,rp)
	RD.SelectAndDoAction(HINTMSG_DESTROY,cm.filter,tp,0,LOCATION_MZONE,1,1,nil,function(g)
		Duel.Destroy(g,REASON_EFFECT)
	end)
end