public override void Die(Unit attacker, float pushPower = 1f)
    {
        base.Die(attacker, pushPower);

        if (null == attacker)
        {
            return;
        }

        if (null != spawnner)
        {
            spawnner.SendEvent((int)SpawnGroup.eEvent.Dead);
        }

        // Pc, Npc만 경험치를 획득하도록 되어있다.
        if (attacker.UnitType != UnitType.Unit)
        {
            return;
        }
    }