| Rarity: | U |
| #: | 209 |
| Creature Type or Sub Type: | Artifact |
| Rules Text Contains: | T: Add one mana of any color. Tap an untapped legendary creature you control: Add one mana of any color. |
| Flavor: | Mjölnir knows who is worthy to wield it. |
| Set: | Commander: Marvel Super Heroes |
| Number: | 209 |
