Pokémon Brilliant Diamond and Pokémon Shining Pearl Trainers Guide, Raising and Evolving Pokémon, Official Website

Pokemon 4095 Crystal Onix Pokedex: Evolution, Moves, Location, Stats

Should I evolve this guy or not? I read somewhere that Onix as a rock type is more useful than Steelix. : r/pokemongobrag

Onix Evolution Onix pokemon, Pokemon, Evolution

How to Evolve Onix in Pokémon Legends: Arceus

Why is 'Onix + anything' always so inconsistent and ugly? Nidoran line should be an AWESOME combo with Onix but it looks terrible (with exception to Nidorino). Why the random Onix tail

Pokemon 6095 Shiny Crystal Onix Pokedex: Evolution, Moves, Location, Stats

Pokémon Sword and Shield Evolution List - benefits of evolving Pokémon, how to prevent Pokémon evolution and Pokémon acquired by levelling up explained

Onix (Pokémon) - Bulbapedia, the community-driven Pokémon encyclopedia

Pokemon Let's Go, Onix - Stats, Moves, Evolution & Locations

Pokémon Sword and Shield guide: Special evolution methods and requirements - Polygon