--タイム・ボマー
--Jigen Bakudan
local s,id=GetID()
function s.initial_effect(c)
	--flip
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetType(EFFECT_TYPE_SINGLE+EFFECT_TYPE_FLIP)
	e1:SetOperation(s.operation)
	c:RegisterEffect(e1)
end
function s.operation(e,tp,eg,ep,ev,re,r,rp)
	local c=e:GetHandler()
	if c:IsRelateToEffect(e) and c:IsFaceup() then
		local e1=Effect.CreateEffect(c)
		e1:SetDescription(aux.Stringid(id,1))
		e1:SetCategory(CATEGORY_DESTROY+CATEGORY_DAMAGE)
		e1:SetType(EFFECT_TYPE_FIELD+EFFECT_TYPE_TRIGGER_F)
		e1:SetCode(EVENT_PHASE|PHASE_STANDBY)
		e1:SetRange(LOCATION_MZONE)
		e1:SetCondition(s.descon)
		e1:SetCost(Cost.SelfTribute)
		e1:SetTarget(s.destg)
		e1:SetOperation(s.desop)
		e1:SetReset(RESET_EVENT|RESETS_STANDARD|RESET_PHASE|PHASE_STANDBY|RESET_SELF_TURN)
		c:RegisterEffect(e1)
	end
end
function s.descon(e,tp,eg,ep,ev,re,r,rp)
	return Duel.IsTurnPlayer(tp)
end
function s.destg(e,tp,eg,ep,ev,re,r,rp,chk)
	if chk==0 then return true end
	local g=Duel.GetMatchingGroup(aux.TRUE,tp,LOCATION_MZONE,0,nil)
	Duel.SetOperationInfo(0,CATEGORY_DESTROY,g,#g,0,0)
	Duel.SetOperationInfo(0,CATEGORY_DAMAGE,nil,0,1-tp,0)
end
function s.desop(e,tp,eg,ep,ev,re,r,rp,chk)
	local g=Duel.GetMatchingGroup(aux.TRUE,tp,LOCATION_MZONE,0,nil)
	local dam=g:GetSum(Card.GetAttack)/2
	Duel.Destroy(g,REASON_EFFECT)
	Duel.Damage(1-tp,dam,REASON_EFFECT)
end