YZ-Tank Dragon [MFC-054] Super Rare
1st Edition - LP
Not Buying
![Mask of Weakness [LON-EN015] Common](https://cdn.shopify.com/s/files/1/0836/1931/6002/products/ygo_placeholder_9ebeaf6e-3a6c-40d7-b3a3-39dad5e7b57b.png?v=1702647982)
Mask of Weakness [LON-EN015] Common
| Set: | Labyrinth of Nightmare |
| Card type: | Normal Trap |
| Rarity: | Common |
| Attack: | 0 |
| Defense: | 0 |
This card can only be activated in the Battle Phase. Select 1 attacking monster and decrease the selected monster's ATK by 700 points during the turn this card is activated.