Onix

Contents
Info
Base stats
Evolution chart
Pokédex entries
Moves learned
Sprites
Locations
Language

Onix is a Rock/Ground type Pokémon introduced in Generation 1. It is known as the Rock Snake Pokémon.

Pokédex data

National №	095
Type	Rock Ground
Species	Rock Snake Pokémon
Height	8.8 m (28′10″)
Weight	210.0 kg (463.0 lbs)
Abilities	1. Rock Head 2. Sturdy Weak Armor (hidden ability)
Local №	095 (Red/Blue/Yellow) 062 (Gold/Silver/Crystal) 095 (FireRed/LeafGreen) 034 (Diamond/Pearl) 034 (Platinum) 062 (HeartGold/SoulSilver) 071 (Black 2/White 2) 053 (X/Y — Coastal Kalos) 095 (Let's Go Pikachu/Let's Go Eevee) 178 (Sword/Shield)

Training

EV yield	1 Defense
Catch rate	45 (5.9% with PokéBall, full HP)
Base Friendship	70 (normal)
Base Exp.	77
Growth Rate	Medium Fast

Breeding

Egg Groups	Mineral
Gender	50% male, 50% female
Egg cycles	25 (6,169–6,425 steps)

Base stats

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	Min	Max

The ranges shown on the right are for a level 100 Pokémon. Maximum values are based on a beneficial nature, 252 EVs, 31 IVs; minimum values are based on a hindering nature, 0 EVs, 0 IVs.

Type defenses

The effectiveness of each type on Onix.

Nor	Fir	Wat	Ele	Gra	Ice	Fig	Poi	Gro
½	½	4	0	4	2	2	¼	2

Fly	Psy	Bug	Roc	Gho	Dra	Dar	Ste	Fai
½			½				2

Evolution chart

#095
Onix
Rock · Ground

(trade holding Metal Coat)

#208
Steelix
Steel · Ground

Onix changes

In Generation 1, Onix has a base Special stat of 30.
In Generations 1-4, Onix has a base experience yield of 108.

Pokédex entries

Red Blue	As it grows, the stone portions of its body harden to become similar to a diamond, but colored black.
Yellow	Burrows at high speed in search of food. The tunnels it leaves are used as homes by DIGLETTs.
Gold	It twists and squirms through the ground. The thunderous roar of its tunneling echoes a long way.
Silver	It rapidly bores through the ground at 50 mph by squirming and twisting its massive, rugged body.
Crystal	As it digs through the ground, it absorbs many hard objects. This is what makes its body so solid.
Ruby 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.
FireRed	It usually lives underground. It searches for food while boring its way through the ground at 50 miles per hour.
LeafGreen	As it grows, the stone portions of its body harden to become similar to black-colored diamonds.
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.
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.
HeartGold	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 White	It burrows through the ground at a speed of 50 mph while feeding on large boulders.
Black 2 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 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.
Let'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.
Sword	As it digs through the ground, it absorbs many hard objects. This is what makes its body so solid.
Shield	It rapidly bores through the ground at 50 mph by squirming and twisting its massive, rugged body.

Moves learned by Onix

In other generations
1
2
3
4
5
6
7
8

Sword/Shield Let's Go Pikachu/Let's Go Eevee

Moves learnt by level up

Onix learns the following moves in Pokémon Sword & Shield at the levels specified.

Lv.	Move	Type	Power	Acc.
1	Bind	Normal	15	85
1	Harden	Normal	—	—
1	Rock Throw	Rock	50	90
1	Tackle	Normal	40	100
4	Smack Down	Rock	50	100
8	Rock Polish	Rock	—	—
12	Dragon Breath	Dragon	60	100
16	Curse	Ghost	—	—
20	Rock Slide	Rock	75	90
24	Screech	Normal	—	85
28	Sand Tomb	Ground	35	85
32	Stealth Rock	Rock	—	—
36	Slam	Normal	80	75
40	Sandstorm	Rock	—	—
44	Dig	Ground	80	100
48	Iron Tail	Steel	100	75
52	Stone Edge	Rock	100	80
56	Double-Edge	Normal	120	100

Egg moves

Onix learns the following moves via breeding in Pokémon Sword & Shield. Details and compatible parents can be found on the Onix egg moves page.

Move	Type	Power	Acc.
Block	Normal	—	—
Defense Curl	Normal	—	—
Dragon Tail	Dragon	60	90
Flail	Normal	—	100
Head Smash	Rock	150	80
Rollout	Rock	30	90
Wide Guard	Rock	—	—

Move Tutor moves

Onix can be taught these attacks in Pokémon Sword & Shield from move tutors (details):

Move	Type	Cat.	Power	Acc.
Meteor Beam	Rock		120	90
Scorching Sands	Ground		70	100

Moves learnt by TM

Onix is compatible with these Technical Machines in Pokémon Sword & Shield:

TM	Move	Type	Power	Acc.
15	Dig	Ground	80	100
16	Screech	Normal	—	85
20	Self-Destruct	Normal	200	100
21	Rest	Psychic	—	—
22	Rock Slide	Rock	75	90
24	Snore	Normal	50	100
25	Protect	Normal	—	—
26	Scary Face	Normal	—	100
31	Attract	Normal	—	100
32	Sandstorm	Rock	—	—
34	Sunny Day	Fire	—	—
39	Facade	Normal	70	100
48	Rock Tomb	Rock	60	95
49	Sand Tomb	Ground	35	85
54	Rock Blast	Rock	25	90
57	Payback	Dark	50	100
76	Round	Normal	60	100
81	Bulldoze	Ground	60	100
97	Brutal Swing	Dark	60	100
98	Stomping Tantrum	Ground	75	100
99	Breaking Swipe	Dragon	60	100

Moves learnt by TR

Onix is compatible with these Technical Records in Pokémon Sword & Shield:

TR	Move	Type	Power	Acc.
01	Body Slam	Normal	85	100
10	Earthquake	Ground	100	100
20	Substitute	Normal	—	—
26	Endure	Normal	—	—
27	Sleep Talk	Normal	—	—
31	Iron Tail	Steel	100	75
37	Taunt	Dark	—	100
51	Dragon Dance	Dragon	—	—
52	Gyro Ball	Steel	—	100
62	Dragon Pulse	Dragon	85	100
67	Earth Power	Ground	90	100
70	Flash Cannon	Steel	80	100
74	Iron Head	Steel	80	100
75	Stone Edge	Rock	100	80
76	Stealth Rock	Rock	—	—
79	Heavy Slam	Steel	—	100
87	Drill Run	Ground	80	95
94	High Horsepower	Ground	95	95
99	Body Press	Fighting	80	100

Moves learnt by level up

Onix learns the following moves in Pokémon Let's Go Pikachu & Let's Go Eevee at the levels specified.

Lv.	Move	Type	Power	Acc.
1	Bind	Normal	15	85
1	Harden	Normal	—	—
1	Rock Throw	Rock	50	90
1	Tackle	Normal	40	100
5	Stealth Rock	Rock	—	—
10	Rage	Normal	20	100
15	Screech	Normal	—	85
20	Dig	Ground	80	100
25	Slam	Normal	80	75
30	Rock Slide	Rock	75	90
35	Earthquake	Ground	100	100
40	Iron Tail	Steel	100	75
45	Double-Edge	Normal	120	100

Moves learnt by TM

Onix is compatible with these Technical Machines in Pokémon Let's Go Pikachu & Let's Go Eevee:

TM	Move	Type	Power	Acc.
01	Headbutt	Normal	70	100
02	Taunt	Dark	—	100
05	Rest	Psychic	—	—
07	Protect	Normal	—	—
08	Substitute	Normal	—	—
10	Dig	Ground	80	100
12	Facade	Normal	70	100
17	Dragon Tail	Dragon	60	90
19	Iron Tail	Steel	100	75
22	Rock Slide	Rock	75	90
27	Toxic	Poison	—	90
34	Dragon Pulse	Dragon	85	100
41	Earthquake	Ground	100	100
42	Self-Destruct	Normal	200	100
54	Flash Cannon	Steel	80	100
56	Stealth Rock	Rock	—	—

In other generations
1
2
3
4
5
6
7
8

Onix sprites

Type	Generation 1	Generation 2	Generation 3	Generation 4	Generation 5	Generation 6	Generation 7	Generation 8
Normal							—
Shiny	—						—	—

See all Onix sprites

Where to find 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

Answers to Onix questions

Other languages

English	Onix
Japanese	イワーク (Iwark)
German	Onix
French	Onix

Name origin

onyx: a type of rock