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Hammer Arm

FightingPhysical

Hammer Arm deals damage but lowers the user's Speed by one stage after attacking. Stats can be lowered to a minimum of -6 stages each.

Move data

Power

100

Accuracy

90%

PP

10

Makes contact

Yes

Introduced

Generation 4

Target

Targets a single adjacent Pokémon.

Game descriptions

Diamond, Pearl, Platinum, HeartGold, SoulSilver:The user swings and hits with its strong and heavy fist. It lowers the user’s Speed, however.
Black, White, Black 2, White 2:The user swings and hits with its strong and heavy fist. It lowers the user’s Speed, however.
X, Y, O.Ruby, A.Sapphire:The user swings and hits with its strong and heavy fist. It lowers the user’s Speed, however.
Sun, Moon, Ultra Sun, Ultra Moon:The user swings and hits with its strong, heavy fist. It lowers the user’s Speed, however.
Sword, Shield, B.Diamond, S.Pearl:The user swings and hits with its strong, heavy fist. It lowers the user’s Speed, however.
Scarlet, Violet:The user swings its strong, heavy fist at the target to inflict damage. This also lowers the user’s Speed stat.