Pokemon Ref

Onix (Pokémon)

Onix

#095
Rock Snake Pokémon

Pokédex Data

National No.#095
Type Rock Ground
SpeciesRock Snake Pokémon
Height8.8 m (29' 0.9")
Weight210 kg (463.0 lbs)
Abilities
  1. Rock-head
  2. Sturdy
  3. Weak-armor(hidden ability)
ColorGray
Introduced inGeneration 1
HabitatCave
ShapeSquiggle

Training

Catch Rate45
Base Exp.77
Growth RateMedium

Breeding

Egg Group Mineral

Base Stats

HP359%
Attack4512%
Defense16042%
Special Attack308%
Special Defense4512%
Speed7018%
Total385

Onix Evolution Chart

#095
Onix

Type Effectiveness

Defense

No effect on Onix Electric
Not very effective against Onix Normal Flying Poison Rock Fire
Normal effect against Onix Bug Ghost Psychic Dragon Dark Fairy
Super effective against Onix Fighting Ground Steel Water Grass Ice

Onix Weakness

This shows the effectiveness of each type on Onix. Onix is the defender and each type is the attacker. The effectiveness is measured by the damage multiplier.

Key

KeyEffectDamage multiplier
0No effect0%
¼ (0.25)Not very effective25%
½ (0.5)Not very effective50%
1Normal100%
2Very effective200%
4Super effective400%

Type effectiveness against Onix

0.5× damage
Normal Pokémon are not very effective against against Onix.
2× damage
Fighting Pokémon are very effective against against Onix.
0.5× damage
Flying Pokémon are not very effective against against Onix.
0.25× damage
Poison Pokémon are not very effective against against Onix.
2× damage
Ground Pokémon are very effective against against Onix.
0.5× damage
Rock Pokémon are not very effective against against Onix.
1× damage
Bug Pokémon have normal effectiveness against against Onix.
1× damage
Ghost Pokémon have normal effectiveness against against Onix.
2× damage
Steel Pokémon are very effective against against Onix.
0.5× damage
Fire Pokémon are not very effective against against Onix.
4× damage
Water Pokémon are super effective against against Onix.
4× damage
Grass Pokémon are super effective against against Onix.
0× damage
Electric Pokémon have no effect against Onix.
1× damage
Psychic Pokémon have normal effectiveness against against Onix.
2× damage
Ice Pokémon are very effective against against Onix.
1× damage
Dragon Pokémon have normal effectiveness against against Onix.
1× damage
Dark Pokémon have normal effectiveness against against Onix.
1× damage
Fairy Pokémon have normal effectiveness against against Onix.

Pokédex Entries

Generation 1
RedBlueAs it grows, the stone portions of its body harden to become similar to a diamond, but colored black.
YellowBurrows at high speed in search of food. The tunnels it leaves are used as homes by DIGLETTs.
Generation 2
GoldIt twists and squirms through the ground. The thunderous roar of its tunneling echoes a long way.
SilverIt rapidly bores through the ground at 50 mph by squirming and twisting its mas­ sive, rugged body.
CrystalAs it digs through the ground, it absorbs many hard objects. This is what makes its body so solid.
Generation 3
RubySapphireEmeraldONIX 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.
FireRedLeafGreenIt usually lives underground. It searches for food while boring its way through the ground at 50 miles per hour.
Generation 4
DiamondPearlPlatinumWhen it travels underground, it causes rumbling and tremors. It can move at 50 mph.
HeartGoldIt twists and squirms through the ground. The thunderous roar of its tunneling echoes a long way.
SoulSilverIt rapidly bores through the ground at 50 mph by squirming and twisting its massive, rugged body.
Generation 5
BlackWhiteIt burrows through the ground at a speed of 50 mph while feeding on large boulders.
Black 2White 2Opening its large mouth, it ingests massive amounts of soil and creates long tunnels.
Generation 6
XBurrows at high speed in search of food. The tunnels it leaves are used as homes by Diglett.
YIt usually lives underground. It searches for food while boring its way through the ground at 50 miles per hour.
Omega RubyAlpha SapphireOnix 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.
Generation 7
SunOnix has no Pokédex entry.
MoonOnix has no Pokédex entry.
Ultra SunOnix has no Pokédex entry.
Ultra MoonOnix has no Pokédex entry.
Let's Go PikachuLet's Go EeveeBurrows at high speed in search of food. The tunnels it leaves are used as homes by Diglett.
Generation 8
SwordAs it digs through the ground, it absorbs many hard objects. This is what makes its body so solid.
ShieldIt rapidly bores through the ground at 50 mph by squirming and twisting its massive, rugged body.

Onix Locations

VersionLocationLevel
Red BlueRock Tunnel13
YellowKanto Victory Road 243
Gold SilverUnion Cave6
CrystalUnion Cave6
FireRed LeafGreenKanto Victory Road 240
Diamond PearlOreburgh Mine8
PlatinumOreburgh Mine6
HeartGold SoulSilverUnion Cave6
Black WhiteRelic Castle48
Black 2 White 2Twist Mountain54
X YCyllage City15