
| Id | 95 |
| Type | rockground |
| Species | Rock Snake Pokémon |
| Height | 8.8 m |
| Weight | 210 kg |
| Abilities | Rock Head, Sturdy Hidden Ability: Weak Armor |
| Local Ids | 95 (Red/Blue/Yellow) 62 (Gold/Silver/Crystal) 95 (FireRed/LeafGreen) 34 (Diamond/Pearl) 34 (Platinum) 62 (HeartGold/SoulSilver) 71 (Black 2/White 2) 53 (X/Y — Coastal Kalos) 95 (Let's Go Pikachu/Let's Go Eevee) 178 (Sword/Shield) 34 (Brilliant Diamond/Shining Pearl) |
| Catch rate | 45 |
| Base Friendship | 50 (normal) |
| Base Exp | 77 |
| Growth Rate | Medium Fast |
| Egg Groups | Mineral |
| Gender | 50% male, 50% female |
| Egg cycles | 25 (6,169–6,425 steps) |
| HP | 35 | |
| Attack | 45 | |
| Defense | 160 | |
| Sp. Atk | 30 | |
| Sp. Def | 45 | |
| Speed | 70 | |
| Total | 385 |
| Level | Move | Type | Category | Power | Accuracy |
|---|---|---|---|---|---|
| 1 | Bind | normal | physical | 15 | 85 |
| 1 | Harden | normal | status | 0 | — |
| 1 | Rock Throw | rock | physical | 50 | 90 |
| 1 | Tackle | normal | physical | 40 | 100 |
| 4 | Smack Down | rock | physical | 50 | 100 |
| 8 | Rock Polish | rock | status | 0 | — |
| 12 | Dragon Breath | dragon | special | 60 | 100 |
| 16 | Curse | ghost | status | 0 | — |
| 20 | Rock Slide | rock | physical | 75 | 90 |
| 24 | Screech | normal | status | 0 | 85 |
| 28 | Sand Tomb | ground | physical | 35 | 85 |
| 32 | Stealth Rock | rock | status | 0 | — |
| 36 | Slam | normal | physical | 80 | 75 |
| 40 | Sandstorm | rock | status | 0 | — |
| 44 | Dig | ground | physical | 80 | 100 |
| 48 | Iron Tail | steel | physical | 100 | 75 |
| 52 | Stone Edge | rock | physical | 100 | 80 |
| 56 | Double-Edge | normal | physical | 120 | 100 |
Onix does not learn any moves from evolution.
| Move | Type | Category | Power | Accuracy |
|---|---|---|---|---|
| Block | normal | status | 0 | — |
| Defense Curl | normal | status | 0 | — |
| Dragon Tail | dragon | physical | 60 | 90 |
| Flail | normal | physical | 0 | 100 |
| Head Smash | rock | physical | 150 | 80 |
| Heavy Slam | steel | physical | 0 | 100 |
| Rock Blast | rock | physical | 25 | 90 |
| Rollout | rock | physical | 30 | 90 |
| Wide Guard | rock | status | 0 | — |
Onix can not have any move tutor moves.
| TM | Move | Type | Category | Power | Accuracy |
|---|---|---|---|---|---|
| 5 | Roar | normal | status | 0 | — |
| 11 | Sunny Day | fire | status | 0 | — |
| 12 | Taunt | dark | status | 0 | 100 |
| 17 | Protect | normal | status | 0 | — |
| 23 | Iron Tail | steel | physical | 100 | 75 |
| 26 | Earthquake | ground | physical | 100 | 100 |
| 28 | Dig | ground | physical | 80 | 100 |
| 32 | Double Team | normal | status | 0 | — |
| 37 | Sandstorm | rock | status | 0 | — |
| 39 | Rock Tomb | rock | physical | 60 | 95 |
| 41 | Torment | dark | status | 0 | 100 |
| 42 | Facade | normal | physical | 70 | 100 |
| 44 | Rest | psychic | status | 0 | — |
| 45 | Attract | normal | status | 0 | 100 |
| 58 | Endure | normal | status | 0 | — |
| 59 | Dragon Pulse | dragon | special | 85 | 100 |
| 64 | Explosion | normal | physical | 250 | 100 |
| 66 | Payback | dark | physical | 50 | 100 |
| 69 | Rock Polish | rock | status | 0 | — |
| 71 | Stone Edge | rock | physical | 100 | 80 |
| 74 | Gyro Ball | steel | physical | 0 | 100 |
| 76 | Stealth Rock | rock | status | 0 | — |
| 77 | Psych Up | normal | status | 0 | — |
| 80 | Rock Slide | rock | physical | 75 | 90 |
| 82 | Sleep Talk | normal | status | 0 | — |
| 83 | Bulldoze | ground | physical | 60 | 100 |
| 87 | Swagger | normal | status | 0 | 85 |
| 90 | Substitute | normal | status | 0 | — |
| 91 | Flash Cannon | steel | special | 80 | 100 |
| 96 | Strength | normal | physical | 80 | 100 |
| 98 | Rock Smash | fighting | physical | 40 | 100 |
| 100 | Rock Climb | normal | physical | 90 | 85 |
Onix can not get any moves from trs.
| English | Onix |
|---|---|
| Spanish | Onix |
| Italian | Onix |
| Japanese | イワーク (Iwark) |
| German | Onix |
| French | Onix |
| Red Blue Yellow | Rock Tunnel, Victory Road |
|---|---|
| Gold Silver Crystal | Mt. Silver, Rock Tunnel, Union Cave, Violet City, Victory Road |
| Ruby Sapphire | Trade/migrate from another game |
| FireRed LeafGreen | Rock Tunnel, Sevault Canyon, Victory Road |
| Emerald | Trade/migrate from another game |
| Diamond Pearl | Iron Island, Oreburgh Mine, Snowpoint Temple, Stark Mountain, Victory Road |
| Platinum | Iron Island, Oreburgh Mine, Victory Road, Wayward Cave |
| HeartGold SoulSilver | Cliff Cave, Mt. Silver, Rock Tunnel, Union Cave, Violet City, Victory Road |
| Black White | Relic Castle |
| Black 2 White 2 | Twist Mountain, Victory Road, Clay Tunnel, Relic Passage, Underground Ruins |
| X | Cyllage City, Glittering Cave |
| Y | Glittering Cave |
| Omega Ruby Alpha Sapphire | Granite Cave, Mirage Spots |
| Sun Moon | Trade/migrate from another game |
| Ultra Sun Ultra Moon | Ten Carat Hill |
| Let's Go Pikachu Let's Go Eevee | Mt. Moon, Rock Tunnel, Victory Road |
| Sword Shield | East Lake Axewell, Giant's Seat, Motostoke Riverbank |
| Brilliant Diamond Shining Pearl | Iron Island, Oreburgh Mine, Snowpoint Temple, Stark Mountain, Victory Road, Rocky Cave, Volcanic Cave, Sandsear Cave, Big Bluff Cavern, Typhlo Cavern |