T.G. Metal Skeleton - Battles of Legend: Chapter 1 (BLC1)

If a monster(s) on the field is destroyed by battle or an opponent's card effect: You can Special Summon this card from your hand. If a "T.G." monster(s) you control would be destroyed by battle or card effect, you can banish this card from your field or GY instead. You can only use each effect of "T.G. Metal Skeleton" once per turn.