Oneon #95.290 - FusionDex

Let's Play Pokemon: Platinum - Part 26 - Onix & Mt. Coronet

LIVE] Shiny Onix full odds after 6,812 seen

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Pokémon Adventures: Diamond and Pearl/Platinum, Vol. 8, Book by Hidenori Kusaka, Satoshi Yamamoto, Official Publisher Page

Onrak #95.167 - FusionDex

Onix de Crystal & Steelix de - Pokémon Platinum Monotype Steel #02 (Nintendo DS)

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Onix 61/108 (NM, Pokemon Card, Evolutions, 2016, Fighting, Common)

Onix - 109/214 - Common : Toys & Games