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#095 Onix

official Onix artwork by Ken Sugimori

Quick facts

Name Onix
Type RockGround
Species Rock Snake Pokémon
Height 8.8 m (28' 10")
Weight 210 kg (463 lbs)
Catch rate 45

Onix's description

Onix is a Rock- / Ground-type Pokémon introduced in Gen 1 and has the National Dex number #095. The Pokédex classifies it as the Rock Snake Pokémon.

Onix's name in

Chinese (T / S) French German Japanese Korean
롱스톤 (Rongseuton) Onix Onix イワーク (Iwark) 大岩蛇 / 大岩蛇 (Dàyánshé)

Onix's resistances & weaknesses

NormalFireWaterElectricGrassIceFightingPoisonGroundFylingRockSteel
x ½x ½x 4x 0x 4x 2x 2​x ¼x 2x ½x ½x 2

Onix's rearing

Training

Experience Growth Medium Fast
Base Happiness 50
EV yield 1 Defense

Breeding

Gender ratio 50%50%
Egg Group(s) Mineral
Egg Cycles 25 (approx. 6400 steps)

Onix's abilities

1st Ability 2nd Ability Hidden Ability
Rock Head Sturdy Weak Armor

Onix's base stats

Stats Lv. 50 Lv. 100
Min Max Min Max
HP 35
95 180 142 274
Attack 45
45 85 106 207
Defense 160
148 292 233 460
Sp. Atk 30
31 58 90 174
Sp. Def 45
45 85 106 207
Speed 70
67 130 134 262
Total 385

Minimum stats are calculated with 0 EVs, 0 IVs, and (if applicable) a hindering nature. Maximum stats are calculated with 252 EVs, 31 IVs, and (if applicable) a helpful nature.

Onix's evolutions

Onix artwork by Ken Sugimori #095
Onix
Rock / Ground

trade while holding a Metal Coat

Onix's Pokédex entries

Gen Game Description
1Red, BlueAs it grows, the stone portions of its body harden to become similar to a diamond, but colored black.
1YellowBurrows at high speed in search of food. The tunnels it leaves are used as homes by Diglett.
1StadiumIts large body is over 26 feet long. Despite its size, it can squirm its way through the ground at 50 mph.
2GoldIt twists and squirms through the ground. The thunderous roar of its tunneling echoes a long way.
2SilverIt rapidly bores through the ground at 50 mph by squirming and twisting its massive, rugged body.
2CrystalAs it digs through the ground, it absorbs many hard objects. This is what makes its body so solid.
2Stadium 2It twists and squirms through the ground. The thunderous roar of its tunneling echoes a long way.
3Ruby, SapphireOnix 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.
3EmeraldThere 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.
3FireRedIt usually lives underground. It searches for food while boring its way through the ground at 50 miles per hour.
3LeafGreenAs it grows, the stone portions of its body harden to become similar to black-colored diamonds.
4DiamondWhen it travels underground, it causes rumbling and tremors. It can move at 50 mph.
4PearlIt squirms through the ground using its long and rugged body. It always eats while burrowing.
4PlatinumIt burrows through the ground at a speed of 50 mph while feeding on large boulders.
4HeartGoldIt twists and squirms through the ground. The thunderous roar of its tunneling echoes a long way.
4SoulSilverIt rapidly bores through the ground at 50 mph by squirming and twisting its massive, rugged body.
5Black, WhiteIt burrows through the ground at a speed of 50 mph while feeding on large boulders.
5Black 2, White 2Opening its large mouth, it ingests massive amounts of soil and creates long tunnels.
6XBurrows at high speed in search of food. The tunnels it leaves are used as homes by Diglett.
6YIt usually lives underground. It searches for food while boring its way through the ground at 50 miles per hour.
6Omega Ruby, Alpha SapphireOnix 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.
7Let's Go, Pikachu!, Let's Go, Eevee!Burrows at high speed in search of food. The tunnels it leaves are used as homes by Diglett.
8SwordAs it digs through the ground, it absorbs many hard objects. This is what makes its body so solid.
8ShieldIt rapidly bores through the ground at 50 mph by squirming and twisting its massive, rugged body.