#304 - Aron #305 - Lairon #306 - Aggron
Diamond/Pearl
Pokemon #305 - Lairon Pokemon #305 - Lairon (Shiny)
Male and Female
Platinum
Pokemon #305 - Lairon Pokemon #305 - Lairon (Shiny)
Male and Female
HeartGold/SoulSilver
Pokemon #305 - Lairon Pokemon #305 - Lairon (Shiny)
Male and Female
Black/White/Black 2/White 2
Pokemon #305 - Lairon Pokemon #305 - Lairon (Shiny)
Male and Female
X/Y/Omega Ruby/Alpha Sapphire
Pokemon #305 - Lairon Pokemon #305 - Lairon (Shiny)
Male and Female
Sun/Moon/Ultra Sun/Ultra Moon
Pokemon #305 - Lairon Pokemon #305 - Lairon (Shiny)
Male and Female
Sword/Shield/Pokemon Legends: Arceus
Pokemon #305 - Lairon Pokemon #305 - Lairon (Shiny)
Male and Female
 
Pokemon Information
Generation: 3 (Omega Ruby/Alpha Sapphire) Gender(s) Available: Male/Female
Generations:3rd - 7th
Type(s):Steel Rock
Evolution Chain
Pokemon #304 - Aron Pokemon #305 - Lairon Pokemon #306 - Aggron Pokemon #mega_306 - Aggron
 
Pokedex Entries
Diamond For food, it digs up iron ore. It smashes its steely body against others to fight over territory.
Pearl
Platinum
HeartGold It loves iron ore. Groups of them fight for territory by bashing one another with their steel bodies.
SoulSilver
Black For food, it digs up iron ore. It smashes its steely body against others to fight over territory.
White
Black 2 Lairon fight over territory, and when their steel bodies collide, sparks fly.
White 2
X It loves iron ore. Groups of them fight for territory by bashing one another with their steel bodies.
Y It habitually shows off its strength with the size of sparks it creates by ramming its steel body into boulders.