Hammer Arm
In Pokémon ChampionsGen IV
Game
Pokémon Champions
FightingPhysical
the user's Speed by 1.
- Power
- 100
- Accuracy
- 90%
- PP
- 10
- Hits
- One Pokémon next to the user
See it in the games
No clip of Hammer Arm here yet. Find Hammer Arm on YouTube →
How it works in Champions
the user's Speed by 1 .
- Makes contact
- Punch: boosted by
“The user swings its strong, heavy fist at the target to inflict damage. This also lowers the user's Speed stat.”
In-game text, Scarlet & Violet
Good to know
- Makes contact: Rough Skin, Iron Barbs and Rocky Helmet hurt the attacker; Protective Pads prevents it.Contact moves
- Punching move: Iron Fist boosts it ×1.2; Punching Glove ×1.1.Punching moves
- Lowers the user's own stats after use; White Herb restores them and Contrary turns the drops into boosts.
Who runs Hammer Arm on Showdown
Mega Kangaskhan37.2% of its sets
Kangaskhan20.6% of its sets
Metagross21.8% of its sets
Rhyperior5.2% of its sets
Garganacl4.9% of its sets
Smogon · Showdown Champions VGC · Sep 2026: Smogon’s usage stats from Pokémon Showdown, not the in-game ladder.
On the ladder today
Ranked Doubles Pokémon with Hammer Arm among their most used moves.
Who learns Hammer Arm
21 Pokémon can learn it in Pokémon Champions.
Kangaskhan
Snorlax
SwampertMetagross
RampardosRhyperior
Emboar
Conkeldurr
Reuniclus
Golurk
Chesnaught
Diggersby
Pangoro
GrimmsnarlGarganaclMega Kangaskhan
Mega Swampert
Mega Metagross
Mega Emboar
Mega Chesnaught
Mega GolurkAll 55 Pokémon that learn it in any game → Filter the Pokédex to Champions →