|Onix - Rock Snake Pokémon|
|Onix has a magnet in its brain. It acts as a compass so that this Pokémon does not lose direction while it is tunneling. As it grows older, its body becomes increasingly rounder and smoother.|
Onix is the part of a two-member family.
- Onix was released with the game launch on July 6th, 2016.
- In the wild, maximum capture CP of Onix is 944, however it can reach 1,023, if encountered Pokémon is boosted by current weather.
- Since February 9th, 2017, Onix can be hatched from 5-km Eggs with a 629 of maximal CP.
- From July 6th, 2016 to February 9th, 2017, Onix used to be a possible hatchling from 10-km Eggs.
- Between April 13th and April 20th, 2017, Onix was temporarily possible 2-km egg hatchling during the Eggstravaganza event.
- Between March 22nd and April 2nd, 2018, Onix was temporarily possible 2-km egg hatchling during the Eggstravaganza event.
- As a former 3rd tier Raid Boss, Onix's CP was 8,608. Its maximum capture CP in Bonus Challenge was 629 and 787 when encountered Pokémon was boosted by weather.
- Onix is available in field research: "Make 3 Great throws in a row." since April, 2018 with a maximum capture CP of 472.
- Onix was also available in field research: "Spin 2 PokéStops that haven't been visited before." during Adventure Week 2018.
- Onix was also available in field research: "Make 3 Excellent throws" during Johto Festival 2018.
- page, on the official Pokédex website
- Onix article, on the Pokémon Wiki