| Mask of Weakness | |
| Type: | Normal Trap |
| Text: | Target 1 attacking monster; that target loses 700 ATK until the End Phase. |
| Password: | 57882509 |
| Printings |
Speed Duel: Battle City Box (SBCB-EN123) -
2020-12-11 Dark Legion Starter Deck (YS15-ENL26) - 2015-05-29 Battle Pack 3: Monster League (BP03-EN190) - 2014-08-01 Battle Pack 2: War of the Giants (BP02-EN174) - 2013-06-28 Dark Beginnings 1 (DB1-EN218) - 2004-10-12 Labyrinth of Nightmare (LON-EN015) - 2003-03-01 |