| Type | Fighting |
|---|---|
| Category | Physical |
| Power | 100 |
| Accuracy | 90 |
| PP | 10 (max. 16) |
| Introduced | Generation IV |
Targets a single adjacent Pokemon.
Hammer Arm deals damage but also lowers the user's Speed by one stage after attacking.
Stats can be lowered to a minimum of -6 stages each.
| Diamond/Pearl Platinum HeartGold/SoulSilver Black/White |
The user swings and hits with its strong and heavy fist. It lowers the user’s Speed, however. |
|---|
These pokemon learn Hammer Arm at the level specified. The level numbers given are for Pokemon Black & White and may vary in other games; check the pokemon's dex page for details.
These pokemon can learn Hammer Arm as an egg move. Their breeding groups are also shown for reference.