Onix is a rock ground his japanese name is "Iwark イワーク" he evolve to steelix with a trade with metal coat
Pokedex entry[]
Ruby | 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. |
Sapphire | 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. |
Emerald | There is a magnet in its brain that prevents an ONIX from losing direction while tunneling. As it grows older, its body becomes steadily rounder and smoother. |
Fire red | It usually lives underground. It searches for food while boring its way through the ground at 50 miles per hour. |
Leaf green | As it grows, the stone portions of its body harden to become similar to black-colored diamonds. |
Diamond | When it travels underground, it causes rumbling and tremors. It can move at 50 mph. |
Pearl | It squirms through the ground using its long and rugged body. It always eats while burrowing. |
Platinum | It burrows through the ground at a speed of 50 mph while feeding on large boulders. |
Heart gold | It twists and squirms through the ground. The thunderous roar of its tunneling echoes a long way. |
Soulsilver | It rapidly bores through the ground at 50 mph by squirming and twisting its massive, rugged body. |
Black | It burrows through the ground at a speed of 50 mph while feeding on large boulders. |
White | It burrows through the ground at a speed of 50 mph while feeding on large boulders. |
Black 2 | Opening its large mouth, it ingests massive amounts of soil and creates long tunnels. |
White 2 | Opening its large mouth, it ingests massive amounts of soil and creates long tunnels. |
X | Burrows at high speed in search of food. The tunnels it leaves are used as homes by Diglett. |
Y | It usually lives underground. It searches for food while boring its way through the ground at 50 miles per hour. |
Omega ruby | 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. |
Alpha sapphire | 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. |
Trivia[]
- Onix is the largest and heaviest Pokémon that evolves once.
- Onix is the only unevolved Pokémon that is used in the Pokémon World Tournament by Trainers beyond the right attendant.
- Of all the Pokémon that can evolve, Onix has the highest base Defense.
- When holding an Eviolite, Onix can reach a maximum Defense stat of 690. This is the highest Defense stat obtainable without the assistance of stat modifiers, Abilities or items with adverse effects.
- The Onix line is the only one which can be completely acquired with in-game trades. However, this is only possible in Pokémon HeartGold and SoulSilver, in which the player can trade Bellsprout for Onix in Violet City, and any Pokémon for Steelix in Olivine City.
- The Lagging Tail held item resembles the end of Onix's tail.
- Onix is the tallest Rock-type Pokémon.
Origin[]
Onix is most likely based on a combination of a snake and earthworm.