Pokemon Platinum Part #11 - Right Angle

Pokemon Platinum – Game Notes

Onix - Pokemon Diamond, Pearl and Platinum Guide - IGN

LIVE Shiny Onix in Pokemon Platinum via Random Encounters (phase 2)

Does Onix evolve into Steelix? - Quora

Pokemon Platinum Unofficial guide - SuperCheats.com

Following the Trend, here's every Pokemon you can get in Pokemon Platinum before the first gym. : r/pokemon

Crystal Onix Anyone? Shiny Onix Pokemon Reborn

Read Pokemon Platinum Nuzlocke :: Page 19

Onix Holo - McDonald's Collection 2019 Pokémon card 9/12

Onix Pokemon Cards