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Omastar

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Omastar in Pokémon Black & White

#139 in the National Pokédex • Spiral Pokémon

Omastar in the National Pokédex
Omastar sprite

Normal

Shiny Omastar sprite

Shiny

Pokédex entries

Pokémon Black

It is thought that this Pokémon became extinct because its spiral shell grew too large.

Pokémon White

It is thought that this Pokémon became extinct because its spiral shell grew too large.

Pokémon details

Types

RockWater

Category

Spiral Pokémon

Height

1 m (3'03")

Weight

35 kg (77.2 lbs)

National Pokédex

#0139

Omastar in Other Games

National Dex page

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

Min

Max

HP

70

250

344

Attack

60

112

240

Defense

125

229

383

Sp. Atk

115

211

361

Sp. Def

70

130

262

Speed

55

103

229

Total

495

Ranges are for Level 100. Max assumes a beneficial nature, 252 EVs, and 31 IVs; min assumes a hindering nature, 0 EVs, and 0 IVs.

Type-only matchups for Omastar, sorted from worst weakness to best resistance. Abilities, held items and battle conditions can change the damage taken.

EV yield, catch rate, and experience details for this Pokémon.
Pokédexes
-
EV yield
2 Def
Catch rate
45
Base Exp.
173

Egg groups, gender ratio, and hatching details for this Pokémon.
Egg groups
Gender
87.5% male
12.5% female
Egg cycles
30

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

Omanyte

#138

Level 40

Omastar

Omastar

#139

Moves this Pokémon learns naturally by reaching specific levels.
Class
StartBite

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

Dark6010025
StartWithdraw

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

Water--40
StartConstrict

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

Normal1010035
7Bite

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

Dark6010025
10Water Gun

The target is blasted with a forceful shot of water.

Water4010025
16Rollout

The user continually rolls into the target over five turns. It becomes stronger each time it hits.

Rock309020
19Leer

The opposing team gains an intimidating leer with sharp eyes. The opposing team’s Defense stats are reduced.

Normal-10030
25Mud Shot

The user attacks by hurling a blob of mud at the target. It also reduces the target’s Speed.

Ground559515
28Brine

If the target’s HP is down to about half, this attack will hit with double the power.

Water6510010
34Protect

It enables the user to evade all attacks. Its chance of failing rises if it is used in succession.

Normal--10
37Ancient Power

The user attacks with a prehistoric power. It may also raise all the user’s stats at once.

Rock601005
40Spike Cannon

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

Normal2010015
48Tickle

The user tickles the target into laughing, reducing its Attack and Defense stats.

Normal-10020
56Rock Blast

The user hurls hard rocks at the target. Two to five rocks are launched in quick succession.

Rock259010
67Shell Smash

The user breaks its shell, lowering its Defense and Sp. Def stats but sharply raising Attack, Sp. Atk, and Speed stats.

Normal--15
75Hydro Pump

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

Water120805

Moves this Pokémon can learn from Technical Machines and Hidden Machines in Pokémon Black and White.
Class
TM06Toxic

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

Poison-9010
TM07Hail

The user summons a hailstorm lasting five turns. It damages all Pokémon except the Ice type.

Ice--10
TM10Hidden Power

A unique attack that varies in type and intensity depending on the Pokémon using it.

Varies

30–7010015
TM13Ice Beam

The target is struck with an icy-cold beam of energy. It may also freeze the target solid.

Ice9510010
TM14Blizzard

A howling blizzard is summoned to strike the opposing team. It may also freeze them solid.

Ice120705
TM15Hyper Beam

The target is attacked with a powerful beam. The user must rest on the next turn to regain its energy.

Normal150905
TM17Protect

It enables the user to evade all attacks. Its chance of failing rises if it is used in succession.

Normal--10
TM18Rain Dance

The user summons a heavy rain that falls for five turns, powering up Water-type moves.

Water--5
TM21Frustration

A full-power attack that grows more powerful the less the user likes its Trainer.

Normal-10020
TM23Smack Down

The user throws a stone or projectile to attack an opponent. A flying Pokémon will fall to the ground when hit.

Rock5010015
TM27Return

A full-power attack that grows more powerful the more the user likes its Trainer.

Normal-10020
TM32Double Team

By moving rapidly, the user makes illusory copies of itself to raise its evasiveness.

Normal--15
TM37Sandstorm

A five-turn sandstorm is summoned to hurt all combatants except the Rock, Ground, and Steel types.

Rock--10
TM39Rock Tomb

Boulders are hurled at the target. It also lowers the target’s Speed by preventing its movement.

Rock508010
TM42Facade

An attack move that doubles its power if the user is poisoned, burned, or has paralysis.

Normal7010020
TM44Rest

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

Psychic--10
TM45Attract

If it is the opposite gender of the user, the target becomes infatuated and less likely to attack.

Normal-10015
TM46Thief

The user attacks and steals the target’s held item simultaneously. It can’t steal if the user holds an item.

Dark4010010
TM48Round

The user attacks the target with a song. Others can join in the Round and make the attack do greater damage.

Normal6010015
TM55Scald

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

Water8010015
TM68Giga Impact

The user charges at the target using every bit of its power. The user must rest on the next turn.

Normal150905
TM69Rock Polish

The user polishes its body to reduce drag. It can sharply raise the Speed stat.

Rock--20
TM71Stone Edge

The user stabs the foe with sharpened stones from below. It has a high critical-hit ratio.

Rock100805
TM74Gyro Ball

The user tackles the target with a high-speed spin. The slower the user, the greater the damage.

Steel-1005
TM80Rock Slide

Large boulders are hurled at the opposing team to inflict damage. It may also make the targets flinch.

Rock759010
TM87Swagger

The user enrages and confuses the target. However, it also sharply raises the target’s Attack stat.

Normal-9015
TM90Substitute

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

Normal--10
TM94Rock Smash

The user attacks with a punch that can shatter a rock. It may also lower the target’s Defense stat.

Fighting4010015
HM03Surf

It swamps the area around the user with a giant wave. It can also be used for crossing water.

Water9510015
HM05Waterfall

The user charges at the target and may make it flinch. It can also be used to climb a waterfall.

Water8010015
HM06Dive

Diving on the first turn, the user floats up and attacks on the second turn. It can be used to dive deep in the ocean.

Water8010010

Learn these before evolving. The source describes the earlier form’s method; egg and Light Ball moves must be retained through evolution. Four-move combinations are not certified by this list.
Class
Acquisition
Aurora Beam

The target is hit with a rainbow-colored beam. This may also lower the target’s Attack stat.

Ice6510020

Prior evolution: egg

Bide

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

Normal--10

Prior evolution: egg

Bubble Beam

A spray of bubbles is forcefully ejected at the opposing team. It may also lower their Speed stats.

Water6510020

Prior evolution: egg

Haze

The user creates a haze that eliminates every stat change among all the Pokémon engaged in battle.

Ice--30

Prior evolution: egg

Knock Off

The user slaps down the target’s held item, preventing that item from being used in the battle.

Dark2010020

Prior evolution: egg

Muddy Water

The user attacks by shooting muddy water at the opposing team. It may also lower the targets’ accuracy.

Water958510

Prior evolution: egg

Slam

The target is slammed with a long tail, vines, etc., to inflict damage.

Normal807520

Prior evolution: egg

Spikes

The user lays a trap of spikes at the opposing team’s feet. The trap hurts Pokémon that switch into battle.

Ground--20

Prior evolution: egg

Supersonic

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

Normal-5520

Prior evolution: egg

Toxic Spikes

The user lays a trap of poison spikes at the opponent’s feet. They poison opponents that switch into battle.

Poison--20

Prior evolution: egg

Water Pulse

The user attacks the target with a pulsing blast of water. It may also confuse the target.

Water6010020

Prior evolution: egg

Whirlpool

Traps foes in a violent swirling whirlpool for four to five turns.

Water358515

Prior evolution: egg

Wring Out

The user powerfully wrings the target. The more HP the target has, the greater this attack’s power.

Normal-1005

Prior evolution: egg

These require the labeled breeding, transfer, trade or historical distribution route. Historical gifts and Dream World services are no longer ordinary active acquisition sources.
Class
Acquisition
Bind

Things such as long bodies or tentacles are used to bind and squeeze the target for four to five turns.

Normal158520

Trade from Black 2 or White 2

Body Slam

The user drops onto the target with its full body weight. It may also leave the target with paralysis.

Normal8510015

Generation III → Pal Park → Generation IV → PokéTransfer

Captivate

If it is the opposite gender of the user, the target is charmed into harshly lowering its Sp. Atk stat.

Normal-10020

PokéTransfer from Generation IV

Double-Edge

A reckless, life-risking tackle. It also damages the user by a fairly large amount, however.

Normal12010015

Generation III → Pal Park → Generation IV → PokéTransfer

Earth Power

The user makes the ground under the target erupt with power. It may also lower the target’s Sp. Def.

Ground9010010

PokéTransfer from Generation IV

Endure

The user endures any attack with at least 1 HP. Its chance of failing rises if it is used in succession.

Normal--10

PokéTransfer from Generation IV

Headbutt

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

Normal7010015

PokéTransfer from Generation IV

Icy Wind

The user attacks with a gust of chilled air. It also reduces the targets’ Speed stat.

Ice559515

PokéTransfer from Generation IV

Iron Defense

The user hardens its body’s surface like iron, sharply raising its Defense stat.

Steel--15

PokéTransfer from Generation IV

Mimic

The user copies the target’s last move. The move can be used during battle until the Pokémon is switched out.

Normal--10

Generation III → Pal Park → Generation IV → PokéTransfer

Natural Gift

The user draws power to attack by using its held Berry. The Berry determines its type and power.

Varies

-10015

PokéTransfer from Generation IV

Secret Power

The user attacks the target with a secret power. Its added effects vary depending on the user’s environment.

Normal7010020

PokéTransfer from Generation IV

Seismic Toss

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

Fighting-10020

Generation III → Pal Park → Generation IV → PokéTransfer

Sleep Talk

While it is asleep, the user randomly uses one of the moves it knows.

Normal--10

PokéTransfer from Generation IV

Snore

An attack that can be used only if the user is asleep. The harsh noise may also make the target flinch.

Normal4010015

PokéTransfer from Generation IV

Stealth Rock

The user lays a trap of levitating stones around the opponent’s team. The trap hurts opponents that switch into battle.

Rock--20

PokéTransfer from Generation IV

Ability options available to this Pokémon in this game.

Hidden Ability entries show the game’s programmed slots. Obtaining one can require a historical Dream World promotion, a special gift or a trade from Black 2 and White 2. A programmed slot does not establish that the Hidden Ability was officially obtainable in Generation V.

Swift Swim

Ability Slot 1

Boosts the Pokémon’s Speed in rain.

Doubles Speed during rain.

Shell Armor

Ability Slot 2

The Pokémon is protected against critical hits.

Protects against critical hits.

Weak Armor(Hidden Ability)

Physical attacks lower Defense and raise Speed.

Raises Speed and lowers Defense by one stage each upon being hit by a physical move.

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