Dittobase

Home

Games

Pokémon GO
Pokopia
Pokémon Unite

Cards

TCG Pocket
Pokémon TCG

Main Series

Legends Z-A
Scarlet & Violet
HOME
Legends: Arceus
Brilliant Diamond and Shining Pearl
Sword and Shield
Let's Go, Pikachu! and Eevee!
Ultra Sun and Ultra Moon
Sun and Moon
Omega Ruby and Alpha Sapphire
X and Y
Black 2 and White 2
Black and White
HeartGold and SoulSilver
Platinum
Diamond and Pearl
Emerald
FireRed and LeafGreen
Ruby and Sapphire
Crystal
Gold and Silver
Yellow
Red and Blue

Tools

Black 2 and White 2

Game

Black 2 and White 2

News

Updates for this game hub

Guides

Unova mechanics and tips

Pokédex

Stats, moves, and locations

Moves

Power, accuracy, and learners

Abilities

Effects and Pokémon lists

Items

Bags, machines, and effects

Egg Groups

Breeding groups and members

B2/W2 / Pokédex

Onix

Onix

#71 in the Black 2 and White 2 Pokédex • Rock Snake Pokémon

Onix

#71 in the Black 2 and White 2 Pokédex • Rock Snake Pokémon

Stats

Base stat spread shown as a hex chart and supporting stat bars.

Min

Max

HP

35

180

274

Attack

45

85

207

Defense

160

292

460

Sp. Atk

30

58

174

Sp. Def

45

85

207

Speed

70

130

262

Total

385

Ranges are for Level 100. Max assumes a beneficial nature, 252 EVs, and 31 IVs; min assumes a hindering nature, 0 EVs, and 0 IVs.

Gengar

Voltorb

Onix normal sprite

Normal

Shiny Onix sprite

Shiny

Onix

Rock Snake Pokémon

#71
RockGround

Height

8.8 m (28'10")

Weight

210 kg (463 lbs)

Abilities

Rock HeadSturdyWeak Armor(Hidden Ability)

It's Super Effective

Damage multipliers Onix takes from each attacking type, sorted from worst weakness to best resistance.

Weak to

Water

Grass

Ice

Fighting

Ground

Steel

Resists

Electric

Poison

0.25×

Normal

0.5×

Fire

0.5×

Flying

0.5×

Rock

0.5×

Growth

EV yield, catch rate, and experience details for this Pokémon.
Pokédexes
Updated Unova #71
EV yield
1 Def
Catch rate
45
Base Exp.
77

Eggs

Egg groups, gender ratio, and hatching details for this Pokémon.
Egg Groups
Mineral
Gender
50% male
50% female
Egg cycles
25 (6,400 steps)

Lore

Version-specific Pokédex entries for this Pokémon.
Pokémon Black 2 box art

Pokémon Black 2

Opening its large mouth, it ingests massive amounts of soil and creates long tunnels.

Pokémon White 2 box art

Pokémon White 2

Opening its large mouth, it ingests massive amounts of soil and creates long tunnels.

Evolution

Evolution requirements shown in a compact table or chain view.
PokémonRequiresEvolution
Onix

Onix

#71

Metal CoatTrade holding Metal Coat
Steelix

Steelix

#72

Encounters

Known encounter locations for this Pokémon in this game.
Black 2
LocationMethodLevelChanceConditions

Twist Mountain

Walking in tall grass or a cave574%

-

Twist Mountain

Walking in tall grass or a cave571%

-

Twist Mountain

Walking in dust clouds5420%

-

Victory Road

Victory Road 2 (unknown area 74)

Walking in tall grass or a cave4310%

-

Victory Road

Victory Road 2 (unknown area 74)

Walking in tall grass or a cave445%

-

Victory Road

Victory Road 2 (unknown area 74)

Walking in tall grass or a cave444%

-

Victory Road

Victory Road 2 (unknown area 74)

Walking in tall grass or a cave441%

-

Victory Road

Victory Road 2 (unknown area 74)

Walking in dust clouds4120%

-

Victory Road

Victory Road 2 (unknown area 75)

Walking in tall grass or a cave4910%

-

Victory Road

Victory Road 2 (unknown area 75)

Walking in tall grass or a cave505%

-

Victory Road

Victory Road 2 (unknown area 75)

Walking in tall grass or a cave504%

-

Victory Road

Victory Road 2 (unknown area 75)

Walking in tall grass or a cave501%

-

Victory Road

Victory Road 2 (unknown area 75)

Walking in dust clouds4720%

-

Victory Road

Victory Road 2 (unknown area 77)

Walking in dust clouds4720%

-

Victory Road

Victory Road 2 (unknown area 80)

Walking in dust clouds4720%

-

Relic Passage

Relic Tunnel (Castelia Sewers entrance)

Walking in tall grass or a cave184%

-

Relic Passage

Relic Tunnel (Castelia Sewers entrance)

Walking in tall grass or a cave181%

-

Relic Passage

Relic Tunnel (Castelia Sewers entrance)

Walking in dust clouds1620%

-

Relic Passage

Relic Tunnel (Relic Castle entrance)

Walking in tall grass or a cave304%

-

Relic Passage

Relic Tunnel (Relic Castle entrance)

Walking in tall grass or a cave301%

-

Relic Passage

Relic Tunnel (Relic Castle entrance)

Walking in dust clouds2720%

-

Relic Passage

Relic Tunnel (PWT entrance)

Walking in tall grass or a cave304%

-

Relic Passage

Relic Tunnel (PWT entrance)

Walking in tall grass or a cave301%

-

Relic Passage

Relic Tunnel (PWT entrance)

Walking in dust clouds2720%

-

Clay Tunnel

Walking in tall grass or a cave574%

-

Clay Tunnel

Walking in tall grass or a cave571%

-

Clay Tunnel

Walking in dust clouds5420%

-

Underground Ruins

Walking in tall grass or a cave574%

-

Underground Ruins

Walking in tall grass or a cave571%

-

Underground Ruins

Walking in dust clouds5420%

-

Rocky Mountain Room

Walking in tall grass or a cave574%

-

Rocky Mountain Room

Walking in tall grass or a cave571%

-

Rocky Mountain Room

Walking in dust clouds5420%

-

Glacier Room

Walking in tall grass or a cave574%

-

Glacier Room

Walking in tall grass or a cave571%

-

Glacier Room

Walking in dust clouds5420%

-

Iron Room

Walking in tall grass or a cave574%

-

Iron Room

Walking in tall grass or a cave571%

-

Iron Room

Walking in dust clouds5420%

-

White 2
LocationMethodLevelChanceConditions

Twist Mountain

Walking in tall grass or a cave574%

-

Twist Mountain

Walking in tall grass or a cave571%

-

Twist Mountain

Walking in dust clouds5420%

-

Victory Road

Victory Road 2 (unknown area 74)

Walking in tall grass or a cave4310%

-

Victory Road

Victory Road 2 (unknown area 74)

Walking in tall grass or a cave445%

-

Victory Road

Victory Road 2 (unknown area 74)

Walking in tall grass or a cave444%

-

Victory Road

Victory Road 2 (unknown area 74)

Walking in tall grass or a cave441%

-

Victory Road

Victory Road 2 (unknown area 74)

Walking in dust clouds4120%

-

Victory Road

Victory Road 2 (unknown area 75)

Walking in tall grass or a cave4910%

-

Victory Road

Victory Road 2 (unknown area 75)

Walking in tall grass or a cave505%

-

Victory Road

Victory Road 2 (unknown area 75)

Walking in tall grass or a cave504%

-

Victory Road

Victory Road 2 (unknown area 75)

Walking in tall grass or a cave501%

-

Victory Road

Victory Road 2 (unknown area 75)

Walking in dust clouds4720%

-

Victory Road

Victory Road 2 (unknown area 77)

Walking in dust clouds4720%

-

Victory Road

Victory Road 2 (unknown area 80)

Walking in dust clouds4720%

-

Relic Passage

Relic Tunnel (Castelia Sewers entrance)

Walking in tall grass or a cave184%

-

Relic Passage

Relic Tunnel (Castelia Sewers entrance)

Walking in tall grass or a cave181%

-

Relic Passage

Relic Tunnel (Castelia Sewers entrance)

Walking in dust clouds1620%

-

Relic Passage

Relic Tunnel (Relic Castle entrance)

Walking in tall grass or a cave304%

-

Relic Passage

Relic Tunnel (Relic Castle entrance)

Walking in tall grass or a cave301%

-

Relic Passage

Relic Tunnel (Relic Castle entrance)

Walking in dust clouds2720%

-

Relic Passage

Relic Tunnel (PWT entrance)

Walking in tall grass or a cave304%

-

Relic Passage

Relic Tunnel (PWT entrance)

Walking in tall grass or a cave301%

-

Relic Passage

Relic Tunnel (PWT entrance)

Walking in dust clouds2720%

-

Clay Tunnel

Walking in tall grass or a cave574%

-

Clay Tunnel

Walking in tall grass or a cave571%

-

Clay Tunnel

Walking in dust clouds5420%

-

Underground Ruins

Walking in tall grass or a cave574%

-

Underground Ruins

Walking in tall grass or a cave571%

-

Underground Ruins

Walking in dust clouds5420%

-

Rocky Mountain Room

Walking in tall grass or a cave574%

-

Rocky Mountain Room

Walking in tall grass or a cave571%

-

Rocky Mountain Room

Walking in dust clouds5420%

-

Glacier Room

Walking in tall grass or a cave574%

-

Glacier Room

Walking in tall grass or a cave571%

-

Glacier Room

Walking in dust clouds5420%

-

Iron Room

Walking in tall grass or a cave574%

-

Iron Room

Walking in tall grass or a cave571%

-

Iron Room

Walking in dust clouds5420%

-

Moves

Moves this Pokémon learns naturally by reaching specific levels.
Class
Description
StartBindNormalPhysical158520

Things such as long bodies or tentacles are used to bind and squeeze the target for four to five turns.

StartTackleNormalPhysical5010035

A physical attack in which the user charges and slams into the target with its whole body.

StartHardenNormalStatus--30

The user stiffens all the muscles in its body to raise its Defense stat.

StartMud SportGroundStatus--15

The user covers itself with mud. It weakens Electric-type moves while the user is in the battle.

4CurseGhostStatus--10

A move that works differently for the Ghost type than for all other types.

7Rock ThrowRockPhysical509015

The user picks up and throws a small rock at the target to attack.

10RageNormalPhysical2010020

As long as this move is in use, the power of rage raises the Attack stat each time the user is hit in battle.

13Rock TombRockPhysical508010

Boulders are hurled at the target. It also lowers the target’s Speed by preventing its movement.

16Stealth RockRockStatus--20

The user lays a trap of levitating stones around the opponent’s team. The trap hurts opponents that switch into battle.

19Rock PolishRockStatus--20

The user polishes its body to reduce drag. It can sharply raise the Speed stat.

22Smack DownRockPhysical5010015

The user throws a stone or projectile to attack an opponent. A flying Pokémon will fall to the ground when hit.

25Dragon BreathDragonSpecial6010020

The user exhales a mighty gust that inflicts damage. It may also leave the target with paralysis.

28SlamNormalPhysical807520

The target is slammed with a long tail, vines, etc., to inflict damage.

31ScreechNormalStatus-8540

An earsplitting screech harshly reduces the target’s Defense stat.

34Rock SlideRockPhysical759010

Large boulders are hurled at the opposing team to inflict damage. It may also make the targets flinch.

37Sand TombGroundPhysical358515

The user traps the target inside a harshly raging sandstorm for four to five turns.

40Iron TailSteelPhysical1007515

The target is slammed with a steel-hard tail. It may also lower the target’s Defense stat.

43DigGroundPhysical8010010

The user burrows, then attacks on the second turn. It can also be used to exit dungeons.

46Stone EdgeRockPhysical100805

The user stabs the foe with sharpened stones from below. It has a high critical-hit ratio.

49Double-EdgeNormalPhysical12010015

A reckless, life-risking tackle. It also damages the user by a fairly large amount, however.

52SandstormRockStatus--10

A five-turn sandstorm is summoned to hurt all combatants except the Rock, Ground, and Steel types.

Machines

Moves this Pokémon can learn from Technical Machines and Hidden Machines in Pokémon Black 2 and White 2.
Class
Description
TM05RoarNormalStatus-10020

The target is scared off and switched. In the wild, a battle against a single Pokémon ends.

TM06ToxicPoisonStatus-9010

A move that leaves the target badly poisoned. Its poison damage worsens every turn.

TM10Hidden PowerNormalSpecial110015

A unique attack that varies in type and intensity depending on the Pokémon using it.

TM11Sunny DayFireStatus--5

The user intensifies the sun for five turns, powering up Fire-type moves.

TM12TauntDarkStatus-10020

The target is taunted into a rage that allows it to use only attack moves for three turns.

TM17ProtectNormalStatus--10

It enables the user to evade all attacks. Its chance of failing rises if it is used in succession.

TM21FrustrationNormalPhysical-10020

A full-power attack that grows more powerful the less the user likes its Trainer.

TM23Smack DownRockPhysical5010015

The user throws a stone or projectile to attack an opponent. A flying Pokémon will fall to the ground when hit.

TM26EarthquakeGroundPhysical10010010

The user sets off an earthquake that strikes those around it.

TM27ReturnNormalPhysical-10020

A full-power attack that grows more powerful the more the user likes its Trainer.

TM28DigGroundPhysical8010010

The user burrows, then attacks on the second turn. It can also be used to exit dungeons.

TM32Double TeamNormalStatus--15

By moving rapidly, the user makes illusory copies of itself to raise its evasiveness.

TM37SandstormRockStatus--10

A five-turn sandstorm is summoned to hurt all combatants except the Rock, Ground, and Steel types.

TM39Rock TombRockPhysical508010

Boulders are hurled at the target. It also lowers the target’s Speed by preventing its movement.

TM41TormentDarkStatus-10015

The user torments and enrages the target, making it incapable of using the same move twice in a row.

TM42FacadeNormalPhysical7010020

An attack move that doubles its power if the user is poisoned, burned, or has paralysis.

TM44RestPsychicStatus--5

The user goes to sleep for two turns. It fully restores the user’s HP and heals any status problem.

TM45AttractNormalStatus-10015

If it is the opposite gender of the user, the target becomes infatuated and less likely to attack.

TM48RoundNormalSpecial6010015

The user attacks the target with a song. Others can join in the Round and make the attack do greater damage.

TM64ExplosionNormalPhysical2501005

The user explodes to inflict damage on those around it. The user faints upon using this move.

TM66PaybackDarkPhysical5010010

If the user moves after the target, this attack’s power will be doubled.

TM69Rock PolishRockStatus--20

The user polishes its body to reduce drag. It can sharply raise the Speed stat.

TM71Stone EdgeRockPhysical100805

The user stabs the foe with sharpened stones from below. It has a high critical-hit ratio.

TM74Gyro BallSteelPhysical-1005

The user tackles the target with a high-speed spin. The slower the user, the greater the damage.

TM77Psych UpNormalStatus--10

The user hypnotizes itself into copying any stat change made by the target.

TM78BulldozeGroundPhysical6010020

The user stomps down on the ground and attacks everything in the area. Hit Pokémon’s Speed stat is reduced.

TM80Rock SlideRockPhysical759010

Large boulders are hurled at the opposing team to inflict damage. It may also make the targets flinch.

TM82Dragon TailDragonPhysical609010

The target is knocked away and switched. In the wild, a battle against a single Pokémon ends.

TM87SwaggerNormalStatus-9015

The user enrages and confuses the target. However, it also sharply raises the target’s Attack stat.

TM90SubstituteNormalStatus--10

The user makes a copy of itself using some of its HP. The copy serves as the user’s decoy.

TM91Flash CannonSteelSpecial8010010

The user gathers all its light energy and releases it at once. It may also lower the target’s Sp. Def stat.

TM94Rock SmashFightingPhysical4010015

The user attacks with a punch that can shatter a rock. It may also lower the target’s Defense stat.

HM04StrengthNormalPhysical8010015

The target is slugged with a punch thrown at maximum power. It can also be used to move heavy boulders.

Tutors

Moves this Pokémon can learn from move tutors in this game.
Class
Description
BindNormalPhysical158520

Things such as long bodies or tentacles are used to bind and squeeze the target for four to five turns.

BlockNormalStatus--5

The user blocks the target’s way with arms spread wide to prevent escape.

Dragon PulseDragonSpecial9010010

The target is attacked with a shock wave generated by the user’s gaping mouth.

Earth PowerGroundSpecial9010010

The user makes the ground under the target erupt with power. It may also lower the target’s Sp. Def.

Iron HeadSteelPhysical8010015

The user slams the target with its steel-hard head. It may also make the target flinch.

Iron TailSteelPhysical1007515

The target is slammed with a steel-hard tail. It may also lower the target’s Defense stat.

Sleep TalkNormalStatus--10

While it is asleep, the user randomly uses one of the moves it knows.

SnoreNormalSpecial4010015

An attack that can be used only if the user is asleep. The harsh noise may also make the target flinch.

Stealth RockRockStatus--20

The user lays a trap of levitating stones around the opponent’s team. The trap hurts opponents that switch into battle.

Breeding

Moves this Pokémon can inherit through breeding or similar methods.
Class
Description
BlockNormalStatus--5

The user blocks the target’s way with arms spread wide to prevent escape.

Defense CurlNormalStatus--40

The user curls up to conceal weak spots and raise its Defense stat.

FlailNormalPhysical-10015

The user flails about aimlessly to attack. It becomes more powerful the less HP the user has.

Heavy SlamSteelPhysical-10010

The user slams into the target with its heavy body. The more the user outweighs the target, the greater its damage.

Rock BlastRockPhysical259010

The user hurls hard rocks at the target. Two to five rocks are launched in quick succession.

Rock ClimbNormalPhysical908520

The user attacks the target by smashing into it with incredible force. It may also confuse the target.

RolloutRockPhysical309020

The user continually rolls into the target over five turns. It becomes stronger each time it hits.

Stealth RockRockStatus--20

The user lays a trap of levitating stones around the opponent’s team. The trap hurts opponents that switch into battle.

Traits

Ability options available to this Pokémon in this game.

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 Defense and raise Speed.

Raises Speed and lowers Defense by one stage each upon being hit by a physical move.

#94

Gengar

#100

Voltorb

Join Discord

Join a community of over 5,000+ other trainers.

discord.gg/dittobase
Dittobase

© 2026 dittobase.com. All rights reserved.

This website is an independent platform and is not associated with, validated, backed, or sponsored by Nintendo, Game Freak, Niantic, or The Pokémon Company.