Pokedex · v4.0.3 / English v1.0.0-rc8

Aron

Aron in Pokemon Origin HeartGold: Steel/Rock typing, base stats, Abilities, evolution requirements, learnsets and where to find it.

Content reviewed 11 October 2026

SteelRock

wild: Mt. Moon / Mt. Moon, east building

Base stats Total 330

HP50

Attack70

Defense100

Sp. Atk40

Sp. Def40

Speed30

Abilities

Normal Ability slots

Slot 1: Sturdy
Slot 2: Rock Head

Hidden Ability

Light Metal

Capture-chain requirements

Where to find Aron

wild: Mt. Moon / Mt. Moon, east building

Location	Method / time	Level	Chance / weight
Mt. Moon / Mt. Moon, east building	Grass/cave, morning and day	8	10%
Mt. Moon / Mt. Moon, east building	Grass/cave, night	8	10%

Evolution & forms

Evolves from

None recorded.

Evolves into

Lairon · Lv 32
at Lv 32

Moves Aron can learn

Level-up (17)

Method	Move	Type	Category	Power	Accuracy	PP
Lv. 1	Tackle	Normal	Physical	40	100	35
Lv. 1	Harden	Normal	Status	—	—	30
Lv. 4	Metal Claw	Steel	Physical	60	100	35
Lv. 8	Rock Tomb	Rock	Physical	60	95	15
Lv. 12	Roar	Normal	Status	—	—	20
Lv. 16	Headbutt	Normal	Physical	70	100	15
Lv. 20	Protect	Normal	Status	—	—	10
Lv. 24	Rock Slide	Rock	Physical	75	90	10
Lv. 28	Iron Head	Steel	Physical	80	100	15
Lv. 33	Metal Sound	Steel	Status	—	85	40
Lv. 36	Take Down	Normal	Physical	90	85	20
Lv. 40	Autotomize	Steel	Status	—	—	15
Lv. 44	Iron Tail	Steel	Physical	90	90	15
Lv. 48	Iron Defense	Steel	Status	—	—	15
Lv. 52	Heavy Slam	Steel	Physical	var.	100	10
Lv. 56	Double-Edge	Normal	Physical	120	100	15
Lv. 60	Metal Burst	Steel	Physical	var.	100	10

TMs & HMs (32)

Method	Move	Type	Category	Power	Accuracy	PP
TM03	Water Pulse	Water	Special	60	100	20
TM05	Roar	Normal	Status	—	—	20
TM10	Hidden Power	Normal	Special	60	100	15
TM11	Sunny Day	Fire	Status	—	—	5
TM17	Protect	Normal	Status	—	—	10
TM18	Rain Dance	Water	Status	—	—	5
TM23	Iron Tail	Steel	Physical	90	90	15
TM26	Earthquake	Ground	Physical	100	100	10
TM27	Return	Normal	Physical	var.	100	20
TM28	Dig	Ground	Physical	80	100	10
TM32	Double Team	Normal	Status	—	—	15
TM34	Shock Wave	Electric	Special	60	—	20
TM37	Sandstorm	Rock	Status	—	—	10
TM39	Rock Tomb	Rock	Physical	60	95	15
TM40	Aerial Ace	Flying	Physical	60	—	20
TM42	Facade	Normal	Physical	70	100	20
TM44	Rest	Psychic	Status	—	—	5
TM45	Attract	Normal	Status	—	100	15
TM58	Endure	Normal	Status	—	—	10
TM65	Shadow Claw	Ghost	Physical	70	100	15
TM69	Rock Polish	Rock	Status	—	—	20
TM76	Stealth Rock	Rock	Status	—	—	20
TM80	Rock Slide	Rock	Physical	75	90	10
TM82	Sleep Talk	Normal	Status	—	—	10
TM87	Swagger	Normal	Status	—	85	15
TM90	Substitute	Normal	Status	—	—	10
TM95	Heavy Slam	Steel	Physical	var.	100	10
TM103	Bulldoze	Ground	Physical	60	100	20
TM123	Body Press	Fighting	Physical	80	100	10
HM01	Cut	Normal	Physical	50	95	30
HM04	Strength	Normal	Physical	80	100	15
HM06	Rock Smash	Fighting	Physical	60	100	15

Move tutors (7)

Method	Move	Type	Category	Power	Accuracy	PP
Tutor	Body Slam	Normal	Physical	85	100	15
Tutor	Curse	Ghost	Status	—	—	10
Tutor	Earth Power	Ground	Special	90	100	10
Tutor	Endeavor	Normal	Physical	var.	100	5
Tutor	Iron Head	Steel	Physical	80	100	15
Tutor	Metal Burst	Steel	Physical	var.	100	10
Tutor	Metal Claw	Steel	Physical	60	100	35

Egg moves (11)

Method	Move	Type	Category	Power	Accuracy	PP
Breeding	Body Slam	Normal	Physical	85	100	15
Breeding	Curse	Ghost	Status	—	—	10
Breeding	Dragon Rush	Dragon	Physical	100	100	10
Breeding	Endeavor	Normal	Physical	var.	100	5
Breeding	Head Smash	Rock	Physical	120	95	10
Breeding	Iron Head	Steel	Physical	80	100	15
Breeding	Mud-Slap	Ground	Special	20	100	10
Breeding	Reversal	Fighting	Physical	var.	100	15
Breeding	Screech	Normal	Status	—	85	40
Breeding	Stomp	Normal	Physical	65	100	20
Breeding	Superpower	Fighting	Physical	120	100	5

Training & breeding

Catch rate value: 180 (not a catch percentage)
Gender ratio: 50.0% female
Egg groups: Monster
Growth rate: Slow
EV yield: 1 Defense
Possible held items: Hard Stone