YZ-Tank Dragon [MFC-054] Super Rare
1st Edition - LP
Not Buying
![Crystal Keeper [FLOD-EN093] Common](https://cdn.shopify.com/s/files/1/0836/1931/6002/products/7dc28311-6d0c-5ad5-930a-964b4e6dfea6.png?v=1699408107)
Crystal Keeper [FLOD-EN093] Common
| Set: | Flames of Destruction |
| Card type: | Pendulum/Effect Monster |
| Rarity: | Common |
| Attack: | 1500 |
| Defense: | 1800 |
If a "Crystal Beast" monster you control battles an opponent's monster, during damage calculation (Quick Effect): You can Tribute this card from your hand or face-up from your field; your battling monster's ATK/DEF become double its original ATK/DEF during that damage calculation only, but it is destroyed at the end of this Damage Step.