- Heavy Slam, Sand Tomb: added on February 16th, 2017
- Iron Head, Rock Slide: removed on February 16th, 2017
Onix is part of a two-member family.
- Onix was released with the game launch on July 6th, 2016.
- Shiny form of Onix was released on Adventure Week 2019 on June 4th, 2019.
|In wild since 2016 Jul 6
Increased spawns in:
Increased chance/Previously in:
|Tier 3 CP 9,429
Visit List of Raid Bosses changes for complete appearance
Make 3 Great Throws in a row: Since 2018 Apr
Trade a Pokémon: 2020 Jul
Evolve a Lileep or Anorith: Adventure Week 2019
Make 3 Excellent Throws: Johto Festival
Spin 2 PokéStops that haven't been visited before: Adventure Week 2018
Special Research/Timed Research:
Kanto Celebration Event - Completing 1st part
Throwback Challenge 2020: Kanto - Completing 1st part
- page, on the official Pokédex website
- article, on the Bulbapedia
- Onix article, on the Pokémon Wiki