Crystal Beast Emerald Tortoise [BLCR-EN049] Ultra RareSet: Battles of Legend: Crystal Revenge Card type: Effect Monster Rarity: Ultra Rare Attack: 600 Defense: 2000 Once per turn: You can target 1 monster you control that attacked this turn; change that target to Defense Position. If this face up card is destroyed while it is in a Monster Card Zone, you can place it face up in your Spell & Trap Card Zone as a Continuous Spell Card, instead of sending it to the GY.