Pokemon
Regular
Shiny
Onix
Rock Type
Ground Type
Rock Snake Pokémon
Hisuian Pokedex: #118

Pokemon Legends Arceus Onix is a Rock and Ground Type Rock Snake Pokémon with a Medium Fast growth rate and a 1 Defense EV Yield. Onix can be found with Rock Head, Sturdy and Weak Armor as an Ability; we recommend the Impish Nature, based on 385 total combined Base Stats in PLA.

Navigate this Onix Guide using the links below.

Onix Stats and Abilities

Based on Onix Base IVs we consider this pokemon E-Tier choice. Onix Highest IV Stat is Defense (160) and the Lowest being Special Attack (30).

Onix Stats
Rank Stat Value
F
HP
35
F
Attack
45
S
Defense
160
F
Special Attack
30
F
Special Defense
45
E
Speed
70
E
Total
385
Onix Details
Onix Detail
Best Nature
Impish
+10% Defense
-10% Special Attack
Liked Foods
Caught in the Wild Held Item Chance
Catch Rate45 (5.9% with PokéBall, full HP)
Egg Groups
Mineral
Onix Abilities
Abilities Description
Ability 1
Rock Head
Protects the Pokémon from recoil damage.
Ability 2
Sturdy
Sturdy allows the Pokémon to survive with 1 HP if attacked at full HP with an attack that would otherwise knock it out. It also prevents One-Hit-KO moves (Fissure, Horn Drill, Guillotine or Sheer Cold).
Hidden Ability
Weak Armor
When a Pokémon with Weak Armor is hit by a physical move, its Defense drops one stage, but its Speed increases by one stage.

How To Evolve Onix in Pokemon Legends Arceus

Onix requires (trade holding Metal Coat) to evolve into Steelix.

Onix Evolutions
Base Form Evolution Requirement First Evolution
Onix
Rock TypeGround Type
trade holding Metal Coat
Steelix
Steel TypeGround Type
Onix Evolution Stat Changes
Evolutions Total HP Attack Special Attack Defense Special Defense Speed
Onix
385
35
45
30
160
45
70
Stat Change
+125
+40
+40
+25
+40
+20
+40
Steelix
510
75
85
55
200
65
30

Alpha Onix Locations

List of Locations you can find Alpha Onix in PLA.

Alpha Onix Map Locations in Crimson Mirelands
Crimson Mirelands Onix Alpha Pokemon Locations
Lv. Location Description
50Crimson Mirelands Diamond Settlement

Where To Find Onix Locations in Pokemon Legends Arceus

List of Locations where you can find and catch Onix in PLA.

Onix has 2 spawn locations in Pokemon Legends Arceus. You can find the Unevolved form Lv. 50 - 52 Onix, within the Celestica Trail location via Mass Outbreaks.

Obsidian Fieldlands Onix Locations
Pokemon Spawns Location How To Catch
Steelix
Steel TypeGround Type
Lv. 20 - 28
Obsidian Fieldlands
Horseshoe Plains
Space-Time Distortions
Very Rare
Steelix
Steel TypeGround Type
Lv. 20 - 28
Obsidian Fieldlands
Sandgem Flats
Space-Time Distortions
Very Rare
Steelix
Steel TypeGround Type
Lv. 20 - 28
Obsidian Fieldlands
Windswept Run
Space-Time Distortions
Very Rare
Onix
Rock TypeGround Type
Lv. 20 - 33
Obsidian Fieldlands
Horseshoe Plains
Space-Time Distortions
Rare
Onix
Rock TypeGround Type
Lv. 20 - 33
Obsidian Fieldlands
Sandgem Flats
Space-Time Distortions
Rare
Onix
Rock TypeGround Type
Lv. 20 - 33
Obsidian Fieldlands
Windswept Run
Space-Time Distortions
Rare
Coronet Highlands Onix Locations
Pokemon Spawns Location How To Catch
Onix
Rock TypeGround Type
Lv. 43 - 46
Coronet Highlands
Celestica Trail
On Land
Very Common
Onix
Rock TypeGround Type
Lv. 50 - 52
Coronet Highlands
Celestica Trail
Mass Outbreaks
Very Common

Pokemon LA Onix Weakness

Onix is a Rock and Ground Type pokemon. This will cause Onix to take More Damage from Fighting, Ground, Steel, Ice, Water, Grass Type Moves, and Less Damage from Normal, Flying, Fire, Rock, Electric, Poison Type moves.

Onix Type Weakness
Damage Types
4.0x
More Damage
Water
Grass
2.0x
More Damage
Fighting
Ground
Steel
Ice
0.5x
Less Damage
Normal
Flying
Fire
Rock
0.25x
Less Damage
Poison
Immune to Damage
Electric

What pokemon is Onix Weak Against?

Onix Weak Against
Tier Pokemon
S
Palkia
Water Type
Dragon Type
S
Origin Palkia
Water Type
Dragon Type
S
Dialga
Steel Type
Dragon Type
S
Origin Dialga
Steel Type
Dragon Type
S
Manaphy
Water Type

What pokemon is Onix Strong Against?

Onix Strong Against
Tier Pokemon
S
Arceus
Normal Type
S
Regigigas
Normal Type
S
Tornadus
Flying Type
S
Thundurus
Electric Type
Flying Type
S
Enamorus
Fairy Type
Flying Type

How To Complete Onix Research Tasks in PLA

Research Task Task 1 Task 2 Task 3 Task 4 Task 5 Task 6 Task 7
Number caught1241015
Number of large specimens caught12357
Number defeated1241015
Number of you've defeated with Water-type moves124610
Times you have seen it use Rock Slide1382040
Times you have seen it use Stealth Rock1361225
Number you've evolved1

Best Onix Moves in Pokemon Legends Arceus

Best Moveset for Onix Lv Up Moves based on Power.

Onix Best Moves
Level Best Moves Type Class Power Acc PP Effect
43
Iron Tail
Physical
100
75 15 May lower opponent's Defense.
34
High Horsepower
Physical
142.5
95 10 The user fiercely attacks the target using its entire body.
18
Rock Slide
Physical
112.5
90 10 May cause flinching.
11
Bulldoze
Physical
90
100 20 Lowers opponent's Speed.
STAB: (Same Type Attack Bonus) When a Pokemon uses a Move Type that is the Same as the Pokemon's Type, it will receive a 50% Bonus to Power. Moves Affected by this Highlighted in Bold
Red Text
.
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Onix Level Up Moves in PLA

List of Moves Onix can learn by reaching higher levels in Pokemon Legends Arceus. Level Requirements within (#) are the Level you (Master) the move at; this allows you to use the move in Agile and Strong Stance.

Onix Level Up Moves
Level Move Description
1
(10)
Rollout
Rock Type
Power:
45
Acc: 90
PP: 20
Physical

Doubles in power each turn for 5 turns.
6
(15)
Tackle
Normal Type
Power: 40
Acc: 100
PP: 35
Physical

A physical attack in which the user charges and slams into the target with its whole body.
11
(20)
Bulldoze
Ground Type
Power:
90
Acc: 100
PP: 20
Physical

Lowers opponent's Speed.
18
(28)
Rock Slide
Rock Type
Power:
112.5
Acc: 90
PP: 10
Physical

May cause flinching.
25
(35)
Stealth Rock
Rock Type
Power: —
Acc: —
PP: 20
Status

Damages opponent switching into battle.
34
(45)
High Horsepower
Ground Type
Power:
142.5
Acc: 95
PP: 10
Physical

The user fiercely attacks the target using its entire body.
43
(54)
Iron Tail
Steel Type
Power: 100
Acc: 75
PP: 15
Physical

May lower opponent's Defense.
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Onix Move Shop Attacks in PLA

List of Moves Onix can learn from the Move Shop.

Onix Move Shop Moves
Move Shop Description
Rock Smash
Fighting Type
Power: 40
Acc: 100
PP: 15
Physical

May lower opponent's Defense.
Bulldoze
Ground Type
Power:
90
Acc: 100
PP: 20
Physical

Lowers opponent's Speed.
Stealth Rock
Rock Type
Power: —
Acc: —
PP: 20
Status

Damages opponent switching into battle.
Power Shift
Normal Type
Power: -
Acc: 100
PP: 10
Status

The user swaps its offensive and defensive stats.
Rest
Psychic Type
Power: —
Acc: —
PP: 10
Status

User sleeps for 2 turns, but user is fully healed.
Rock Slide
Rock Type
Power:
112.5
Acc: 90
PP: 10
Physical

May cause flinching.
Iron Head
Steel Type
Power: 80
Acc: 100
PP: 15
Physical

May cause flinching.
Iron Tail
Steel Type
Power: 100
Acc: 75
PP: 15
Physical

May lower opponent's Defense.
Earth Power
Ground Type
Power:
135
Acc: 100
PP: 10
Special

May lower opponent's Special Defense.
Flash Cannon
Steel Type
Power: 80
Acc: 100
PP: 10
Special

May lower opponent's Special Defense.
High Horsepower
Ground Type
Power:
142.5
Acc: 95
PP: 10
Physical

The user fiercely attacks the target using its entire body.
Stone Edge
Rock Type
Power:
150
Acc: 80
PP: 5
Physical

High critical hit ratio.
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Pokemon similar to Onix based on Rock Type
Similar Rock Pokemon
TIER Pokemon Type Total HP Attack Special Attack Defense Special Defense Speed
S
Hisuian Arcanine-Pokemon-Image
Hisuian Arcanine
FIRE-Type ROCK-Type 555 95 115 95 80 80 90
A
Rhyperior-Pokemon-Image
Rhyperior
GROUND-Type ROCK-Type 535 115 140 55 130 55 40
B
Probopass-Pokemon-Image
Probopass
ROCK-Type STEEL-Type 525 60 55 75 145 150 40
B
Hisuian Avalugg-Pokemon-Image
Hisuian Avalugg
ICE-Type ROCK-Type 514 95 127 34 184 36 38
B
Kleavor-Pokemon-Image
Kleavor
BUG-Type ROCK-Type 505 70 135 45 95 75 85
Pokemon similar to Onix based on Ground Type
Similar Ground Pokemon
TIER Pokemon Type Total HP Attack Special Attack Defense Special Defense Speed
S
Landorus Therian-Pokemon-Image
Landorus Therian
GROUND-Type FLYING-Type 600 89 145 105 90 80 91
S
Garchomp-Pokemon-Image
Garchomp
DRAGON-Type GROUND-Type 600 108 130 80 95 85 102
S
Landorus-Pokemon-Image
Landorus
GROUND-Type FLYING-Type 600 89 125 115 90 80 101
A
Ursaluna-Pokemon-Image
Ursaluna
NORMAL-Type GROUND-Type 550 130 140 45 105 80 50
A
Rhyperior-Pokemon-Image
Rhyperior
GROUND-Type ROCK-Type 535 115 140 55 130 55 40
List of Pokemon based on Type
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