Onix

イワーク · Onix

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.

Type: GroundRock
Stage: 1 of 2

Category: Rock Snake Pokémon
Japanese: イワーク
Height: 8.8 m
Weight: 210.0 kg
Habitat: Cave
Color: Gray
Shape: Squiggle

§ I

Evolution & biology

A 2-stage line — walk through the morphology of Onix.

#0095

Onix

Stage 1

Base form

#0208

Steelix

Stage 2

From Onix

§ II

Base stats

Plotted against the dex maximum of 255.

HP 035

/255
Attack 045

/255
Defense 160

/255
Sp. Atk 030

/255
Sp. Def 045

/255
Speed 070

/255

§ III

Best Onix cards

Curated for composition, atmosphere, and lasting reading. 6 of 30 cards.

View all cards →

§ IV

Onix through its illustrators

The hands that shaped this Pokémon’s visual identity across the TCG.

All illustrators →

01 KS

Ken Sugimori

Ken Sugimori is credited on more than 1,100 Pokémon TCG cards from 1999 to 2022, spanning sets such as Base, Gym Heroes, and Neo Genesis. The work favors clear, character-forward staging, playful moods, and vibrant-to-pastel color palettes with balanced, simple compositions.

6 cards
Base era → XY era
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02 MA

Mitsuhiro Arita

Mitsuhiro Arita has been credited on Pokémon TCG cards from 1999 to 2025, spanning more than 700 illustrations. Work appears across Base, Team Rocket, and Legendary Collection, balancing character-focused staging with energetic, colorful scenes and clear, action-forward framing.

4 cards
Base era → Sword & Shield era
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03 AN

Atsuko Nishida

Atsuko Nishida has been credited on Pokémon TCG art from 1999 to 2024, spanning 400+ cards. Across sets such as Gym Heroes, Expedition Base Set, and Skyridge, the work favors playful, character-forward staging with simple, balanced compositions and vibrant, pastel-leaning color.

1 card
EX era
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04 BI

Benimaru Itoh

Benimaru Itoh is credited on two Pokémon TCG illustrations from 1999–2000, appearing in Wizards Black Star Promos and Gym Heroes. The work leans cartoonish and dynamic, with bold, simple staging and shifts between vibrant contrast and more muted, earthy tones.

1 card
Base era
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05 HK

Hajime Kusajima

Hajime Kusajima is credited on Pokémon TCG cards from 1999 to 2018, spanning E-Card and EX-era releases. The work favors vibrant, contrasting color with playful, energetic moods, using balanced, character-forward compositions that keep action clear and readable.

1 card
Base era
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