Hammer Arm (move)

Hammer Arm アームハンマー Arm Hammer

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Battles Type  Fighting Category  Physical PP  10 (max. 16) Power  100 Accuracy  90% Priority  {{{priority}}} Makes contact Affected by Protect Not affected by Magic Coat Not affected by Snatch Affected by King's Rock

Target Foe Foe Foe Self Ally Ally May affect anyone adjacent to the user

Availability Introduced  Generation IV Not a TM, HM, or move tutor move.

Contests Category  Cool Appeal  2 ♥♥ Jam  0   Appeals last in the next turn.

Super Contests Category  Cool Appeal  2 ♥♥ Enables the user to perform last in the next turn.

Hammer Arm on Legendary Pokémon MoveDex Hammer Arm on Eevee's Movedex

Hammer Arm (Japanese: アームハンマー Arm Hammer) is a damage-dealing Fighting-type move introduced in Generation IV.

Effect

Hammer Arm does damage, then lowers the user's Speed by one level.

Learnset

By leveling up

#	Pokémon		Type		Level
					I		II		III		IV		V
112		Rhydon	Ground	Rock	42				42
185		Sudowoodo	Rock		Rock	49				49
217		Ursaring	Normal		Normal	67				67
260		Swampert	Water	Ground	69				69
289		Slaking	Normal		Normal	61				67
376		Metagross	Steel	Psychic	45				45
377		Regirock	Rock		Rock	81				81
378		Regice	Ice		Ice	81				81
379		Registeel	Steel		Steel	81				81
383		Groudon	Ground		Ground		20		20
464		Rhyperior	Ground	Rock	42				42
500		Emboar	Fire	Fighting	no				--
532		Timburr	Fighting		Fighting	no				40
533		Gurdurr	Fighting		Fighting	no				45
534		Conkeldurr	Fighting		Fighting	no				45
555		Darmanitan	Fire		Fire	no				35
622		Golett	Ground	Ghost	no				50
623		Golurk	Ground	Ghost	no				60
641		Tornadus	Flying		Flying	no				79
642		Thundurus	Electric	Flying	no				79
645		Landorus	Ground	Flying	no				79
Bold indicates a Pokémon gains STAB from this move. Italics indicates a Pokémon whose evolution or alternate form receives STAB from this move.

By breeding

#	Pokémon		Type		Father
					I		II		III		IV		V
074		Geodude	Rock	Ground
108		Lickitung	Normal		Normal
115		Kangaskhan	Normal		Normal
239		Elekid	Electric		Electric	no
241		Miltank	Normal		Normal
287		Slakoth	Normal		Normal
293		Whismur	Normal		Normal
408		Cranidos	Rock		Rock
554		Darumaka	Fire		Fire	no
Bold indicates a Pokémon gains STAB from this move. Italics indicates a Pokémon whose evolution or alternate form receives STAB from this move.

By event

Generation V

#   Pokémon Type Obtained in 641 TornadusLv.70 Flying Milos Island Event 642 ThundurusLv.70 Electric Flying Milos Island Event Bold indicates a Pokémon which gets STAB from this move. Italic indicates a Pokémon whose evolution or alternate form gets STAB from this move.

In the anime

Rhydon	Ursaring	Sudowoodo	Tornadus
The user slams the foe with it arms at great force.
Pokémon	Method
User	First Used In		Notes
Rhydon	One of Rhydon's forearms glow white and it slams the opponent with it.
Unknown Trainer's Rhydon	Tag! We're It...!		Debut
Ursaring	Ursaring's forearms glow white or gold and it slams them onto the opponent, or one of Ursaring's hands glow gold and it smacks the opponent hard.
Paul's Ursaring	Glory Blaze!		None
Rhyperior	Rhyperior's hand glows red and slams its arm into the opponent.
Brendan's Rhyperior	Giratina and the Sky Warrior		None
Regigigas	Regigigas's forearms glow white and it slams them into the opponent from above.
A wild Regigigas	Pillars of Friendship!		Regigigas cannot legally learn Hammer Arm
Sudowoodo	Sudowoodo's whole arm or the orbs on its hands glow white, light green or gold and it slams it into the opponent. Sometimes, both of its arms glow.
Brock's Sudowoodo	Frozen on Their Tracks!		None
Narissa's Ditto One in the form of Sudowoodo	Dealing With a Fierce Double Ditto Drama!		Used via Transform
Narissa's Ditto Two in the form of Sudowoodo	Dealing With a Fierce Double Ditto Drama!		Used via Transform
Tornadus	Tornadus's forearms glow white and it slams them onto the opponent.
A wild Tornadus	BW059		None
Thundurus	Thundurus's forearm glows white and it slams it onto the opponent.
A wild Thundurus	BW060		None

In the manga

Pokémon Adventures

	Graveler
The user throws a fast and powerful punch at the opponent. The user loses speed as a result of the power.
Pokémon	Method
User	First Round/Chapter Used In		Notes
Graveler	Graveler punches the opponent with one of its fists with great force. Each time Graveler uses the attack, however, it loses speed.
Three wild Graveler	VS. Graveler		Debut

Pokémon Diamond and Pearl Adventure

The user throws a fast and powerful punch at the opponent losing speed as a result.
Pokémon	Method
User	First Round/Chapter Used In		Notes
Metagross	Metagross punches the opponent with one of its fists with great force losing speed every time it uses the attack.
Koya's Metagross	A New Battle Begins!		Debut

In other generations

Generation I	RBY	Generation I (Japanese)	Generation I (International)	Generation II	Generation II (Japanese)	Generation II (International)	Crystal	Generation III	Generation III (Japanese)	Generation III (International)	FRLG	Generation IV	Generation IV (Japanese)	Generation IV (International)	HGSS	Generation V	BW	Generation V (Japanese)	Generation V (International)	Stadium	Stadium 2	Colosseum	XD	Battle Revolution	Battle Revolution (Alternative animation)	Battrio	PMD: Red and Blue	PMD: Time, Darkness, Sky	Rumble	Rumble Blast

Trivia

• Of all the times Hammer Arm was used in the anime, no Pokémon seemed to lose speed like its effect suggests.
• Despite Hammer Arm being a Fighting-type move introduced in Generation IV, no Fighting-type Pokémon could learn this move until Generation V.
  • Additionally, the only Fighting-type Pokémon to learn this move are introduced in Generation V.

In other languages

Language Title Mandarin Chinese 臂力拳 Bì​lì​ Quán​ Dutch Moker Arm French Marto-Poing German Hammerarm Greek Σφυροκόπημα Indonesian Lengan Palu Italian Martelpugno Korean 암해머 Arm Hammer Brazilian Portuguese Braço Martelo Serbian Čekić Pesnica Spanish Latin America Brazo Martillo Spain Machada

This article is part of Project Moves and Abilities, a Bulbapedia project that aims to write comprehensive articles on two related aspects of the Pokémon games.