private void RegisterModifier(long delta)
        {
            if (Container == null)
            {
                return;
            }

            ItemComp = this.Get <MyInventoryItemComponent>();
            if (ItemComp?.ItemContainer == null)
            {
                return;
            }

            Holder    = ItemComp.ItemContainer.Entity;
            Equipment = ItemComp.Item as MyEquipmentItem;

            if (Holder == null)
            {
                return;
            }

            DamageComp = Holder.Get <MyCharacterDamageComponent>();
            if (DamageComp == null)
            {
                return;
            }

            DamageComp.RegisterDamageModifier(this);
            DamageComp.DamageTaken += OnDamageTaken;
        }
        private void UnregisterModifier()
        {
            if (DamageComp != null)
            {
                DamageComp.UnregisterDamageModifier(this);
                DamageComp.DamageTaken -= OnDamageTaken;
            }

            Holder     = null;
            DamageComp = null;
            ItemComp   = null;
        }