Dittobase

Games

Pokémon GO
Pokopia
Pokémon Unite

Cards

TCG Pocket
Pokémon TCG

Main Series

Winds & Waves
Legends: Z-A
Scarlet & Violet
HOME
Legends: Arceus
Brilliant Diamond and Shining Pearl
Sword and Shield
Let's Go, Pikachu! & 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

Events

Championships

Tools

Upgrade

LGP/E / Pokédex

Omastar

Back to Pokédex

Omastar

#139 in the Kanto Pokédex • Spiral Pokémon

Omastar render

Normal

Shiny Omastar render

Shiny

Pokédex entries

Let's Go, Pikachu!

Its sharp beak rings its mouth. Its shell was too big for it to move freely, so it became extinct.

Let's Go, Eevee!

Its sharp beak rings its mouth. Its shell was too big for it to move freely, so it became extinct.

Details

Types

RockWater

Category

Spiral Pokémon

Height

1 m (3'03")

Weight

35 kg (77.2 lbs)

National Pokédex

#0139

Pokédex

#139

Stats

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

Min

Max

HP

70

250

481

Attack

60

112

371

Defense

125

229

514

Sp. Atk

115

211

492

Sp. Def

70

130

393

Speed

55

103

360

Total

495

Ranges are for Level 100 before friendship stat boosts. Max assumes a beneficial nature, 200 AVs and 31 IVs; min assumes a hindering nature, 0 AVs and 0 IVs. Let’s Go has no EVs. Normal-rule link battles instead use Level 50 and 0 AVs.

It's Super Effective

Type-only matchups for Omastar, sorted from worst weakness to best resistance. Battle conditions can change damage; Let’s Go has no abilities or held items.

Growth

Candy and leveling up increase Awakening Values, up to 200 per stat. Let’s Go has no EVs or breeding.
Pokédexes
Let’s Go Kanto #139
Stat training
AVs from Candy and leveling up; no EVs
Catch rate
45
Base Exp.
173
Gender
87.5% male
12.5% female

Evolution

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

Omanyte

#138

Level 40

Omastar

Omastar

#139

Encounters

Known encounter locations for this Pokémon in this game.
Let's Go, Pikachu!
LocationMethodLevelChanceConditions

Fuchsia City

GO Park (Fuchsia City)

Pokémon GO transfer and GO Park recapture1-50-

Transfer an eligible Pokémon from Pokémon GO and recapture it in GO Park; level is its GO power-up level rounded down. One-way transfer; GO moves are replaced

Let's Go, Eevee!
LocationMethodLevelChanceConditions

Fuchsia City

GO Park (Fuchsia City)

Pokémon GO transfer and GO Park recapture1-50-

Transfer an eligible Pokémon from Pokémon GO and recapture it in GO Park; level is its GO power-up level rounded down. One-way transfer; GO moves are replaced

Moves

Moves this Pokémon learns naturally by reaching specific levels.
Class
Description
Evo.Spike CannonNormalPhysical2010015

Sharp spikes are shot at the target in rapid succession. They hit two to five times in a row.

StartLeerNormalStatus-10030

The user gives opposing Pokémon an intimidating leer that lowers the Defense stat.

StartSupersonicNormalStatus-5520

The user generates odd sound waves from its body that confuse the target.

StartWater GunWaterSpecial4010025

The target is blasted with a forceful shot of water.

StartWithdrawWaterStatus--40

The user withdraws its body into its hard shell, raising its Defense stat.

StartBideNormalPhysical--10

The user endures attacks for two turns, then strikes back to cause double the damage taken.

StartConstrictNormalPhysical1010035

The target is attacked with long, creeping tentacles, vines, or the like. This may also lower the target’s Speed stat.

4WithdrawWaterStatus--40

The user withdraws its body into its hard shell, raising its Defense stat.

11LeerNormalStatus-10030

The user gives opposing Pokémon an intimidating leer that lowers the Defense stat.

15Water GunWaterSpecial4010025

The target is blasted with a forceful shot of water.

22BiteDarkPhysical6010025

The target is bitten with viciously sharp fangs. This may also make the target flinch.

26Rock ThrowRockPhysical509015

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

33ProtectNormalStatus--10

Enables the user to protect itself from all attacks. Its chance of failing rises if it is used in succession.

37Rock SlideRockPhysical759010

Large boulders are hurled at the opposing Pokémon to inflict damage. This may also make the opposing Pokémon flinch.

50Hydro PumpWaterSpecial110805

The target is blasted by a huge volume of water launched under great pressure.

60Shell SmashNormalStatus--15

The user breaks its shell, which lowers Defense and Sp. Def stats but sharply raises its Attack, Sp. Atk, and Speed stats.

Machines

Moves this Pokémon can learn from Technical Machines in Pokémon Let's Go, Pikachu! & Eevee!
Class
Description
TM01HeadbuttNormalPhysical7010015

The user sticks out its head and attacks by charging straight into the target. This may also make the target flinch.

TM05RestPsychicStatus--10

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

TM07ProtectNormalStatus--10

Enables the user to protect itself from all attacks. Its chance of failing rises if it is used in succession.

TM08SubstituteNormalStatus--10

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

TM09ReflectPsychicStatus--20

A wondrous wall of light is put up to reduce damage from physical attacks for five turns.

TM12FacadeNormalPhysical7010020

This attack move doubles its power if the user is poisoned, burned, or paralyzed.

TM15Seismic TossFightingPhysical-10020

The target is thrown using the power of gravity. It inflicts damage equal to the user’s level.

TM22Rock SlideRockPhysical759010

Large boulders are hurled at the opposing Pokémon to inflict damage. This may also make the opposing Pokémon flinch.

TM25WaterfallWaterPhysical8010015

The user charges at the target and may make it flinch.

TM27ToxicPoisonStatus-9010

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

TM29ScaldWaterSpecial8010015

The user shoots boiling hot water at its target. This may also leave the target with a burn.

TM47SurfWaterSpecial9010015

The user attacks everything around it by swamping its surroundings with a giant wave.

TM48Hyper BeamNormalSpecial150905

The target is attacked with a powerful beam. The user can’t move on the next turn.

TM51BlizzardIceSpecial110705

A howling blizzard is summoned to strike opposing Pokémon. This may also leave the opposing Pokémon frozen.

TM55Ice BeamIceSpecial9010010

The target is struck with an icy-cold beam of energy. This may also leave the target frozen.

TM56Stealth RockRockStatus--20

The user lays a trap of levitating stones around the opposing team. The trap hurts opposing Pokémon that switch into battle.

Join Discord

Join a community of 5,000+ Trainers.

discord.gg/dittobase

© 2026 dittobase.com. All rights reserved.

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

Advertise on this site

As an Amazon Associate I earn from qualifying purchases.