Onix

Onix (イワーク Iwark) is a /-type Pokémon. It evolves into Steelix when traded while holding a Metal Coat.

Appearance
Onix is a Rock Snake Pokémon. Its serpentine body is made up of large boulders and little pebbles. It has a long horn atop its head and small eyes.

Special Abilities
Onix can have the ability Rock Head or the ability Sturdy. Rock Head prevents Onix from recoiling. Sturdy give Onix immunity to OHKO moves. When it is burrowing underground, it can cause rumbles and earthquakes. It can dig up to 50 MPH. It has a compass in its brain that can tell what direction Onix is facing.

Locations

 * Red/Blue/Yellow = Rock Tunnel and Victory Road
 * Gold/Silver/Crystal = Rock Tunnel, Violet City, (trade Bellsprout), Mt. Silver, Victory Road, Union Cave
 * Ruby/Sapphire/Emerald = Trade
 * FireRed/LeafGreen = Victory Road, Rock Tunnel, and Sevault Canyon
 * Colosseum/XD = Trade
 * Diamond/Pearl = Iron Island, Snowpoint Temple, Oreburgh Mine, Victory Road, Stark Mountain
 * Platinum = Iron Island, Oreburgh Mine, Victory Road, Wayward Cave

Side Game Locations

 * Pokémon Trozei! = Phobos Drill, Endless Level 46, Forever Level 23, Mr. Who's Den
 * Pokémon Mystery Dungeon Red/Blue Rescue Team =	Magma Cavern (21F-23F), Magma Cavern Pit (1F-2F), Southern Cavern (40F-50F)
 * Pokémon Mystery Dungeon Explorers of Time/Darkness = Mt. Travail (1F-19F)