Onix
#95 in the Omega Ruby and Alpha Sapphire Pokédex • Rock Snake Pokémon
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.
Pokédexes
Egg Group
Steps to Hatch
Effort Values Yielded
Gender Ratio
Capture Rate
Base Experience
| Pokémon | Requires | Evolution |
|---|---|---|
![]() Onix #95 | Trade holding Metal Coat | ![]() Steelix #208 |
Alpha Sapphire
| Location | Method | Level | Chance | Conditions |
|---|---|---|---|---|
Mirage Cave Mirage Cave (North of Fortree) | Walking in tall grass or a cave | 36-38 | 10% | - |
Mirage Cave Mirage Cave (South East of Route 129) | Walking in tall grass or a cave | 36-38 | 40% | - |
Omega Ruby
| Location | Method | Level | Chance | Conditions |
|---|---|---|---|---|
Mirage Cave Mirage Cave (North of Fortree) | Walking in tall grass or a cave | 36-38 | 10% | - |
Mirage Cave Mirage Cave (South East of Route 129) | Walking in tall grass or a cave | 36-38 | 40% | - |

Normal

Shiny
Onix
Rock Snake Pokémon


HP
35
Attack
45
Defense
160
Sp. Atk
30
Sp. Def
45
Speed
70
Total
385
Type Chart
Weaknesses
Takes 4× from


Takes 2× from




Resistances
Takes 0× from

Takes 0.25× from

Takes 0.5× from




| Class | Description | ||||||
|---|---|---|---|---|---|---|---|
| Start | Bind | ![]() | Physical | 15 | 85 | 20 | Things such as long bodies or tentacles are used to bind and squeeze the target for four to five turns. |
| Start | Tackle | ![]() | Physical | 50 | 100 | 35 | A physical attack in which the user charges and slams into the target with its whole body. |
| Start | Harden | ![]() | Status | - | - | 30 | The user stiffens all the muscles in its body to raise its Defense stat. |
| Start | Mud Sport | ![]() | Status | - | - | 15 | The user covers itself with mud. This weakens Electric-type moves for five turns. |
| 4 | Curse | ![]() | Status | - | - | 10 | A move that works differently for the Ghost type than for all other types. |
| 7 | Rock Throw | ![]() | Physical | 50 | 90 | 15 | The user picks up and throws a small rock at the target to attack. |
| 10 | Rock Tomb | ![]() | Physical | 60 | 95 | 15 | Boulders are hurled at the target. This also lowers the target’s Speed stat by preventing its movement. |
| 13 | Rage | ![]() | Physical | 20 | 100 | 20 | As long as this move is in use, the power of rage raises the Attack stat each time the user is hit in battle. |
| 16 | Stealth Rock | ![]() | Status | - | - | 20 | The user lays a trap of levitating stones around the opposing team. The trap hurts opposing Pokémon that switch into battle. |
| 19 | Rock Polish | ![]() | Status | - | - | 20 | The user polishes its body to reduce drag. This can sharply raise the Speed stat. |
| 20 | Gyro Ball | ![]() | Physical | - | 100 | 5 | The user tackles the target with a high-speed spin. The slower the user compared to the target, the greater the move’s power. |
| 22 | Smack Down | ![]() | Physical | 50 | 100 | 15 | The user throws a stone or similar projectile to attack an opponent. A flying Pokémon will fall to the ground when it’s hit. |
| 25 | Dragon Breath | ![]() | Special | 60 | 100 | 20 | The user exhales a mighty gust that inflicts damage. This may also leave the target with paralysis. |
| 28 | Slam | ![]() | Physical | 80 | 75 | 20 | The target is slammed with a long tail, vines, or the like to inflict damage. |
| 31 | Screech | ![]() | Status | - | 85 | 40 | An earsplitting screech harshly lowers the target’s Defense stat. |
| 34 | Rock Slide | ![]() | Physical | 75 | 90 | 10 | Large boulders are hurled at the opposing Pokémon to inflict damage. This may also make the opposing Pokémon flinch. |
| 37 | Sand Tomb | ![]() | Physical | 35 | 85 | 15 | The user traps the target inside a harshly raging sandstorm for four to five turns. |
| 40 | Iron Tail | ![]() | Physical | 100 | 75 | 15 | The target is slammed with a steel-hard tail. This may also lower the target’s Defense stat. |
| 43 | Dig | ![]() | Physical | 80 | 100 | 10 | The user burrows, then attacks on the next turn. It can also be used to exit dungeons. |
| 46 | Stone Edge | ![]() | Physical | 100 | 80 | 5 | The user stabs the target with sharpened stones from below. Critical hits land more easily. |
| 49 | Double-Edge | ![]() | Physical | 120 | 100 | 15 | A reckless, life-risking tackle. This also damages the user quite a lot. |
| 52 | Sandstorm | ![]() | Status | - | - | 10 | A five-turn sandstorm is summoned to hurt all combatants except the Rock, Ground, and Steel types. |
| Class | Description | |||||
|---|---|---|---|---|---|---|
| Block | ![]() | Status | - | - | 5 | The user blocks the target’s way with arms spread wide to prevent escape. |
| Defense Curl | ![]() | Status | - | - | 40 | The user curls up to conceal weak spots and raise its Defense stat. |
| Flail | ![]() | Physical | - | 100 | 15 | The user flails about aimlessly to attack. The less HP the user has, the greater the move’s power. |
| Heavy Slam | ![]() | Physical | - | 100 | 10 | The user slams into the target with its heavy body. The more the user outweighs the target, the greater the move’s power. |
| Rock Blast | ![]() | Physical | 25 | 90 | 10 | The user hurls hard rocks at the target. Two to five rocks are launched in a row. |
| Rock Climb | ![]() | Physical | 90 | 85 | 20 | The user attacks the target by smashing into it with incredible force. This may also confuse the target. |
| Rollout | ![]() | Physical | 30 | 90 | 20 | The user continually rolls into the target over five turns. It becomes more powerful each time it hits. |
| Rototiller | ![]() | Status | - | - | 10 | Tilling the soil, the user makes it easier for plants to grow. This raises the Attack and Sp. Atk stats of Grass-type Pokémon. |
| Stealth Rock | ![]() | Status | - | - | 20 | The user lays a trap of levitating stones around the opposing team. The trap hurts opposing Pokémon that switch into battle. |
| Class | Description | ||||||
|---|---|---|---|---|---|---|---|
| HM04 | Strength | ![]() | Physical | 80 | 100 | 15 | The target is slugged with a punch thrown at maximum power. This can also be used to move heavy boulders. |
| HM06 | Rock Smash | ![]() | Physical | 40 | 100 | 15 | The user attacks with a punch. This may also lower the target’s Defense stat. This move can also shatter rocks in the field. |
| TM05 | Roar | ![]() | Status | - | - | 20 | The target is scared off, and a different Pokémon is dragged out. In the wild, this ends a battle against a single Pokémon. |
| TM06 | Toxic | ![]() | Status | - | 90 | 10 | A move that leaves the target badly poisoned. Its poison damage worsens every turn. |
| TM10 | Hidden Power | ![]() | Special | 60 | 100 | 15 | A unique attack that varies in type depending on the Pokémon using it. |
| TM11 | Sunny Day | ![]() | Status | - | - | 5 | The user intensifies the sun for five turns, powering up Fire-type moves. |
| TM12 | Taunt | ![]() | Status | - | 100 | 20 | The target is taunted into a rage that allows it to use only attack moves for three turns. |
| TM17 | Protect | ![]() | Status | - | - | 10 | Enables the user to evade all attacks. Its chance of failing rises if it is used in succession. |
| TM21 | Frustration | ![]() | Physical | - | 100 | 20 | A full-power attack that grows more powerful the less the user likes its Trainer. |
| TM23 | Smack Down | ![]() | Physical | 50 | 100 | 15 | The user throws a stone or similar projectile to attack an opponent. A flying Pokémon will fall to the ground when it’s hit. |
| TM26 | Earthquake | ![]() | Physical | 100 | 100 | 10 | The user sets off an earthquake that strikes every Pokémon around it. |
| TM27 | Return | ![]() | Physical | - | 100 | 20 | A full-power attack that grows more powerful the more the user likes its Trainer. |
| TM28 | Dig | ![]() | Physical | 80 | 100 | 10 | The user burrows, then attacks on the next turn. It can also be used to exit dungeons. |
| TM32 | Double Team | ![]() | Status | - | - | 15 | By moving rapidly, the user makes illusory copies of itself to raise its evasiveness. |
| TM37 | Sandstorm | ![]() | Status | - | - | 10 | A five-turn sandstorm is summoned to hurt all combatants except the Rock, Ground, and Steel types. |
| TM39 | Rock Tomb | ![]() | Physical | 60 | 95 | 15 | Boulders are hurled at the target. This also lowers the target’s Speed stat by preventing its movement. |
| TM41 | Torment | ![]() | Status | - | 100 | 15 | The user torments and enrages the target, making it incapable of using the same move twice in a row. |
| TM42 | Facade | ![]() | Physical | 70 | 100 | 20 | An attack move that doubles its power if the user is poisoned, burned, or has paralysis. |
| TM44 | Rest | ![]() | Status | - | - | 5 | The user goes to sleep for two turns. This fully restores the user’s HP and heals any status conditions. |
| TM45 | Attract | ![]() | Status | - | 100 | 15 | If it is the opposite gender of the user, the target becomes infatuated and less likely to attack. |
| TM48 | Round | ![]() | Special | 60 | 100 | 15 | The user attacks the target with a song. Others can join in the Round and make the attack do greater damage. |
| TM64 | Explosion | ![]() | Physical | 250 | 100 | 5 | The user attacks everything around it by causing a tremendous explosion. The user faints upon using this move. |
| TM66 | Payback | ![]() | Physical | 50 | 100 | 10 | The user stores power, then attacks. If the user moves after the target, this attack’s power will be doubled. |
| TM69 | Rock Polish | ![]() | Status | - | - | 20 | The user polishes its body to reduce drag. This can sharply raise the Speed stat. |
| TM71 | Stone Edge | ![]() | Physical | 100 | 80 | 5 | The user stabs the target with sharpened stones from below. Critical hits land more easily. |
| TM74 | Gyro Ball | ![]() | Physical | - | 100 | 5 | The user tackles the target with a high-speed spin. The slower the user compared to the target, the greater the move’s power. |
| TM77 | Psych Up | ![]() | Status | - | - | 10 | The user hypnotizes itself into copying any stat change made by the target. |
| TM78 | Bulldoze | ![]() | Physical | 60 | 100 | 20 | The user strikes everything around it by stomping down on the ground. This lowers the Speed stat of those hit. |
| TM80 | Rock Slide | ![]() | Physical | 75 | 90 | 10 | Large boulders are hurled at the opposing Pokémon to inflict damage. This may also make the opposing Pokémon flinch. |
| TM82 | Dragon Tail | ![]() | Physical | 60 | 90 | 10 | The target is knocked away, and a different Pokémon is dragged out. In the wild, this ends a battle against a single Pokémon. |
| TM87 | Swagger | ![]() | Status | - | 90 | 15 | The user enrages and confuses the target. However, this also sharply raises the target’s Attack stat. |
| TM88 | Sleep Talk | ![]() | Status | - | - | 10 | While it is asleep, the user randomly uses one of the moves it knows. |
| TM90 | Substitute | ![]() | Status | - | - | 10 | The user makes a copy of itself using some of its HP. The copy serves as the user’s decoy. |
| TM91 | Flash Cannon | ![]() | Special | 80 | 100 | 10 | The user gathers all its light energy and releases it at once. This may also lower the target’s Sp. Def stat. |
| TM94 | Secret Power | ![]() | Physical | 70 | 100 | 20 | An attack whose additional effects depend upon where it was used. Can also be used to make a Secret Base. |
| TM96 | Nature Power | ![]() | Status | - | - | 20 | An attack that makes use of nature’s power. Its effects vary depending on the user’s environment. |
| TM100 | Confide | ![]() | Status | - | - | 20 | The user tells the target a secret, and the target loses its ability to concentrate. This lowers the target’s Sp. Atk stat. |
| Class | Description | |||||
|---|---|---|---|---|---|---|
| Bind | ![]() | Physical | 15 | 85 | 20 | Things such as long bodies or tentacles are used to bind and squeeze the target for four to five turns. |
| Block | ![]() | Status | - | - | 5 | The user blocks the target’s way with arms spread wide to prevent escape. |
| Dragon Pulse | ![]() | Special | 85 | 100 | 10 | The target is attacked with a shock wave generated by the user’s gaping mouth. |
| Earth Power | ![]() | Special | 90 | 100 | 10 | The user makes the ground under the target erupt with power. This may also lower the target’s Sp. Def. |
| Iron Head | ![]() | Physical | 80 | 100 | 15 | The user slams the target with its steel-hard head. This may also make the target flinch. |
| Iron Tail | ![]() | Physical | 100 | 75 | 15 | The target is slammed with a steel-hard tail. This may also lower the target’s Defense stat. |
| Snore | ![]() | Special | 50 | 100 | 15 | An attack that can be used only if the user is asleep. The harsh noise may also make the target flinch. |
| Stealth Rock | ![]() | Status | - | - | 20 | The user lays a trap of levitating stones around the opposing team. The trap hurts opposing Pokémon that switch into battle. |
Rock Head
Ability Slot 1
Protects the Pokémon from recoil damage.
Protects against recoil damage.
Sturdy
Ability Slot 2
It cannot be knocked out with one hit.
Prevents being KOed from full HP, leaving 1 HP instead. Protects against the one-hit KO moves regardless of HP.
Weak Armor
Hidden Ability
Physical attacks lower its Defense stat and raise its Speed stat.
Raises Speed and lowers Defense by one stage each upon being hit by a physical move.






















Physical
Status

Special

