Hammer Arm

Effect

Lowers user's Speed by one stage.

In-Game Text

The user swings and hits with its strong and heavy fist. It lowers the user's Speed, however.

Pokemon That Learn Hammer Arm

ID	Image	Name	Level	Type		HP	At	Df	SA	SD	Sp	BST
112		Rhydon	42	Ground	Rock	105	130	120	45	45	40	485
185		Sudowoodo	47	Rock	none	70	100	115	30	65	30	410
217		Ursaring	—	Normal	none	90	130	75	75	75	55	500
217		Ursaring	67	Normal	none	90	130	75	75	75	55	500
260		Swampert	—	Water	Ground	100	110	90	85	90	60	535
260		Swampert	69	Water	Ground	100	110	90	85	90	60	535
289		Slaking	—	Normal	none	150	160	100	95	65	100	670
289		Slaking	67	Normal	none	150	160	100	95	65	100	670
376		Metagross	45	Steel	Psychic	80	135	130	95	90	70	600
377		Regirock	—	Rock	none	80	100	200	50	100	50	580
377		Regirock	81	Rock	none	80	100	200	50	100	50	580
378		Regice	—	Ice	none	80	50	100	100	200	50	580
378		Regice	81	Ice	none	80	50	100	100	200	50	580
379		Registeel	—	Steel	none	80	75	150	75	150	50	580
379		Registeel	81	Steel	none	80	75	150	75	150	50	580
383		Groudon	20	Ground	none	100	150	140	100	90	90	670
464		Rhyperior	42	Ground	Rock	115	140	130	55	55	40	535
500		Emboar	—	Fire	Fighting	110	123	65	100	65	65	528
532		Timburr	40	Fighting	none	75	80	55	25	35	35	305
533		Gurdurr	45	Fighting	none	85	105	85	40	50	40	405
534		Conkeldurr	45	Fighting	none	105	140	95	55	65	45	505
555		Darmanitan (Normal)	35	Fire	none	105	140	55	30	55	95	480
555		Darmanitan (Zen Mode)	35	Fire	Psychic	105	30	105	140	105	55	540
622		Golett	50	Ground	Ghost	59	74	50	35	50	35	303
623		Golurk	60	Ground	Ghost	89	124	80	55	80	55	483
641		Tornadus (Incarnate)	—	Flying	none	79	115	70	125	80	111	580
641		Tornadus (Incarnate)	79	Flying	none	79	115	70	125	80	111	580
641		Tornadus (Therian)	—	Flying	none	79	100	80	110	90	121	580
641		Tornadus (Therian)	79	Flying	none	79	100	80	110	90	121	580
642		Thundurus (Incarnate)	—	Electric	Flying	79	115	70	125	80	111	580
642		Thundurus (Incarnate)	79	Electric	Flying	79	115	70	125	80	111	580
642		Thundurus (Therian)	—	Electric	Flying	79	105	70	145	80	101	580
642		Thundurus (Therian)	79	Electric	Flying	79	105	70	145	80	101	580
645		Landorus (Incarnate)	—	Ground	Flying	79	125	90	115	80	101	590
645		Landorus (Incarnate)	79	Ground	Flying	79	125	90	115	80	101	590
645		Landorus (Therian)	—	Ground	Flying	89	145	90	105	80	91	600
645		Landorus (Therian)	79	Ground	Flying	89	145	90	105	80	91	600
652		Chesnaught	—	Grass	Fighting	88	107	122	74	75	64	530
652		Chesnaught	60	Grass	Fighting	88	107	122	74	75	64	530
660		Diggersby	—	Normal	Ground	85	56	77	50	77	78	423
660		Diggersby	60	Normal	Ground	85	56	77	50	77	78	423
675		Pangoro	—	Fighting	Dark	95	124	78	69	71	58	495
675		Pangoro	57	Fighting	Dark	95	124	78	69	71	58	495