local cm,m=GetID()
cm.name="龙威支配"
function cm.initial_effect(c)
	--Activate
	local e1=Effect.CreateEffect(c)
	e1:SetCategory(CATEGORY_DAMAGE+CATEGORY_DESTROY)
	e1:SetType(EFFECT_TYPE_ACTIVATE)
	e1:SetCode(EVENT_SUMMON_SUCCESS)
	e1:SetProperty(EFFECT_FLAG_DAMAGE_STEP+EFFECT_FLAG_PLAYER_TARGET)
	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.confilter(c,tp)
	return c:GetSummonPlayer()==tp
end
function cm.exfilter(c)
	return c:IsFaceup() and c:IsLevelAbove(7) and c:IsRace(RACE_DRAGON)
end
function cm.desfilter(c)
	return c:IsFaceup() and c:IsType(TYPE_EFFECT) and c:IsLevelBelow(8)
end
function cm.condition(e,tp,eg,ep,ev,re,r,rp)
	return eg:IsExists(cm.confilter,1,nil,1-tp)
end
function cm.target(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	RD.TargetDamage(1-tp,400)
end
function cm.activate(e,tp,eg,ep,ev,re,r,rp)
	if RD.Damage()~=0 and Duel.IsExistingMatchingCard(cm.exfilter,tp,LOCATION_MZONE,0,1,nil) then
		RD.CanSelectAndDoAction(aux.Stringid(m,1),HINTMSG_DESTROY,cm.desfilter,tp,0,LOCATION_MZONE,1,1,nil,function(sg)
			Duel.Destroy(sg,REASON_EFFECT)
		end)
	end
end