Found a bug? Have a suggestion? File a bug report!

Siblings

Shameless Promotion

Looking for HG/SS? Have an unnatural hatred for brown? Enjoy cool new things? You probably want the beta Pokédex.


Omastar

Main Pokédex page | Flavor text and images

General

Omastar
rock water

Abilities

Swift Swim
This Pokémon's Speed doubles during Rain Dance.
Shell Armor
No moves will critically hit this Pokémon.

Damage Taken

Dex Numbers

Generation
Red/Blue/Yellow RBY
Red/Blue/Yellow Kanto
139
Gold/Silver/Crystal Johto
221
Ruby/Sapphire/Emerald Hoenn
n/a
Diamond/Pearl Sinnoh
n/a

Names

Japanese
オムスター
Romaji
Omusutaa

Flavor

Height
3'3.4" or 1 m
Weight
77.2 lb or 35 kg
Species
Spiral
Color
blue
Cry
mp3 here
Fire Red/Leaf Green Habitat
Sea
Pawprint

Misc

R/B/Y code
99 or 0x63

Breeding

Gender
⅞ male; ⅛ female (code: 31 or 0x1f)
Breeding groups
2: Water 1
9: Water 3
Steps to hatch
7,680
Compatible with
40 families; 90 total Pokémon

In the Wild

Base EXP
199 or 0xc7
Capture rate
45 or 0x2d
Base happiness
70 or 0x46
Growth rate
medium
Effort points
2 Defense
Wild held items
n/a

Evolution Chain

See also: Comparison of this evolution chain

BasicStage 1
138 Omanyte Base form 139 Omastar Raise to level 40

Stats

Stat Base Max Stat %ile
L50 L100
HP
70
 177 344 56.2
Attack
60
 112 219 31.2
Defense
125
 177 349 94.5
Special Attack
115
 167 329 93.1
Special Defense
70
 122 239 53.1
Speed
55
 107 209 36.7
Average
82.5
 - - 73.4

Flavor

See also: All versions' flavor text and sprites

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

Locations

Note: this ONLY shows Diamond locations for the moment. (New Pokédex with all three games' encounters is in the works.)

Area Section Level Method

Move List

See also: This list in the move search

See also: Contest list

Omastar's Special Attack is higher, so it will inflict more damage with special () moves.

Omastar gets the STAB from rock and water moves.

Red/Blue/Yellow Gold/Silver/Crystal Ruby/Sapphire/Emerald Fire Red/Leaf Green Diamond/Pearl/Platinum Move Type Dmg PP Power Acc.* Pri. Description
-- Bite dark physical 25 60 100% Has a 30% chance to make the target Flinch.
-- -- -- -- Constrict normal physical 35 10 100% Has a 10% chance to lower the target's Speed.
-- Horn Attack normal physical 25 65 100% Inflicts regular damage.
-- -- -- -- -- Withdraw water none 40 -- 100% Raises the user's Defense.
-- -- -- 7 Bite dark physical 25 60 100% Has a 30% chance to make the target Flinch.
-- -- -- 10 Water Gun water special 25 40 100% Inflicts regular damage.
13 13 Bite dark physical 25 60 100% Has a 30% chance to make the target Flinch.
16 Rollout rock physical 20 30 90% Power doubles every turn this move is used in succession after the first, resetting after five turns.
-- -- 19 Leer normal none 30 -- 100% Lowers the target's Defense.
19 19 Water Gun water special 25 40 100% Inflicts regular damage.
25 25 25 Mud Shot ground special 15 55 95% Has a 100% chance to lower the target's Speed.
28 Brine water special 10 65 100% Inflicts double damage against Pokemon that have less than half their max HP remaining.
31 31 Leer normal none 30 -- 100% Lowers the target's Defense.
-- 37 37 34 Protect normal none 10 -- 0% 3 Goes first. Prevents any moves from hitting the user this turn.
37 AncientPower rock special 5 60 100% Has a 10% chance to raise all of the user's stats.
44 40 40 40 40 Spike Cannon normal physical 15 20 100% Hits 2-5 times in one turn.
46 46 48 Tickle normal none 20 -- 100% Lowers the target's Attack and Defense.
54 55 55 AncientPower rock special 5 60 100% Has a 10% chance to raise all of the user's stats.
56 Rock Blast rock physical 10 25 80% Hits 2-5 times in one turn.
49 65 65 65 67 Hydro Pump water special 5 120 80% Inflicts regular damage.
Red/Blue/Yellow Gold/Silver/Crystal Ruby/Sapphire/Emerald Fire Red/Leaf Green Diamond/Pearl/Platinum Tutored moves
Emerald Fire Red/Leaf Green Body Slam normal physical 15 85 100% Has a 30% chance to Paralyze the target.
Emerald Fire Red/Leaf Green Double-Edge normal physical 15 120 100% User receives 1/3 the damage inflicted in recoil.
Crystal Ice Beam ice special 10 95 100% Has a 10% chance to Freeze the target.
Emerald Fire Red/Leaf Green Seismic Toss fighting physical 20 varies 100% Inflicts damage equal to the user's level.
Emerald Fire Red/Leaf Green Mimic normal none 10 -- 100% Copies the target's last used move.
Emerald Fire Red/Leaf Green Rock Slide rock physical 10 75 90% Has a 30% chance to make the target Flinch.
Emerald Fire Red/Leaf Green Substitute normal none 10 -- 100% Transfers 1/4 of the user's max HP into a doll, protecting the user from further damage or status changes until it breaks.
Emerald Snore normal special 15 40 100% Has a 30% chance to make the target Flinch. Only works if the user is Sleeping.
Platinum Snore normal special 15 40 100% Has a 30% chance to make the target Flinch. Only works if the user is Sleeping.
Platinum Mud-Slap ground special 10 20 100% Has a 100% chance to lower the target's Accuracy.
Emerald Icy Wind ice special 15 55 95% Has a 100% chance to lower the target's Speed.
Platinum Icy Wind ice special 15 55 95% Has a 100% chance to lower the target's Speed.
Emerald Endure normal none 10 -- 100% 3 Goes first. Prevents the user's HP from lowering below 1 this turn.
Emerald Rollout rock physical 20 30 90% Power doubles every turn this move is used in succession after the first, resetting after five turns.
Emerald Swagger normal none 15 -- 90% Raises the target's Attack by two levels and Confuses the target.
Emerald Sleep Talk normal none 10 -- 100% Randomly uses one of the user's other three moves. Only works if the user is Sleeping.
Platinum AncientPower rock special 5 60 100% Has a 10% chance to raise all of the user's stats.
Platinum Knock Off dark physical 20 20 100% Target drops its held item.
Platinum Dive water physical 10 80 100% User dives underwater, dodging all attacks, and hits next turn.
Platinum Iron Defense steel none 15 -- 100% Raises the user's Defense by two levels.
Platinum Earth Power ground special 10 90 100% Has a 10% chance to lower the target's Special Defense.
Red/Blue/Yellow Gold/Silver/Crystal Ruby/Sapphire/Emerald Fire Red/Leaf Green Diamond/Pearl/Platinum TMs and HMs
Chains 45 45 45 45 Attract normal none 15 -- 100% Target falls in love if it has the opposite gender, and has a 50% chance to refuse attacking the user.
Chains 34 Bide normal physical 10 varies 100% 1 Goes first. User waits for 2-3 turns, then inflicts typeless damage equal to twice the HP it lost while waiting.
Chains 14 14 14 14 14 Blizzard ice special 5 120 70% Has a 10% chance to Freeze the target. Chance to hit becomes 100% during Hail.
Chains 08 Body Slam normal physical 15 85 100% Has a 30% chance to Paralyze the target.
Chains 55 Brine water special 10 65 100% Inflicts double damage against Pokemon that have less than half their max HP remaining.
Chains 11 BubbleBeam water special 20 65 100% Has a 10% chance to lower the target's Speed.
Chains 78 Captivate normal none 20 -- 100% Lowers the target's Special Attack by two levels if it is the opposite gender.
Chains 03 Curse ????? none 10 -- 100% Ghosts pay half their max HP to hurt the target every turn. Others decrease Speed but raise Attack and Defense.
Chains H8 H8 Dive water physical 10 80 100% User dives underwater, dodging all attacks, and hits next turn.
Chains 32 32 32 32 32 Double Team normal none 15 -- 100% Raises the user's Evasion.
Chains 10 Double-Edge normal physical 15 120 100% User receives 1/3 the damage inflicted in recoil.
Chains 20 58 Endure normal none 10 -- 100% 3 Goes first. Prevents the user's HP from lowering below 1 this turn.
Chains 42 42 42 Facade normal physical 20 70 100% Power doubles if user is Burned, Paralyzed, or Poisoned.
Chains 21 21 21 21 Frustration normal physical 20 varies 100% Power increases as Happiness decreases, up to a maximum of 102.
Chains 68 Giga Impact normal physical 5 150 90% User foregoes its next turn to recharge.
Chains 74 Gyro Ball steel physical 5 varies 100% Inflicts more damage when the user has lower Speed, with a maximum of 150 power.
Chains 07 07 07 Hail ice none 10 -- 100% Changes the weather to a hailstorm for five turns.
Chains 02 Headbutt normal physical 15 70 100% Has a 30% chance to make the target Flinch.
Chains 10 10 10 10 Hidden Power normal special 15 varies 100% Power and type depend upon user's IVs. Power can range from 30 to 70.
Chains 07 Horn Drill normal physical 5 varies 30% Causes a one-hit KO.
Chains 15 15 15 15 15 Hyper Beam normal special 5 150 90% User foregoes its next turn to recharge.
Chains 13 13 13 13 Ice Beam ice special 10 95 100% Has a 10% chance to Freeze the target.
Chains 16 Icy Wind ice special 15 55 95% Has a 100% chance to lower the target's Speed.
Chains 31 Mimic normal none 10 -- 100% Copies the target's last used move.
Chains 83 Natural Gift normal physical 15 varies 100% Power and type depend on the held berry.
Chains 17 17 17 17 Protect normal none 10 -- 0% 3 Goes first. Prevents any moves from hitting the user this turn.
Chains 20 Rage normal physical 20 20 100% User can only use this move until it wins or faints, but becomes stronger each time it is hit.
Chains 18 18 18 18 Rain Dance water none 5 -- 0% Changes the weather to rain for five turns.
Chains 33 Reflect psychic none 20 -- 100% Reduces damage from physical attacks by 50%.
Chains 44 44 44 44 44 Rest psychic none 10 -- 100% User Sleeps, completely healing itself.
Chains 27 27 27 27 Return normal physical 20 varies 100% Power increases with Happiness, up to a maximum of 102.
Chains H8 Rock Climb normal physical 20 90 85% Has a 20% chance to Confuse the target.
Chains 69 Rock Polish rock none 20 -- 0% Raises the user's Speed by two levels.
Chains 80 Rock Slide rock physical 10 75 90% Has a 30% chance to make the target Flinch.
Chains 08 H6 H6 H6 Rock Smash fighting physical 15 40 100% Has a 50% chance to lower the target's Defense.
Chains 39 39 39 Rock Tomb rock physical 10 50 80% Has a 100% chance to lower the target's Speed.
Chains 04 Rollout rock physical 20 30 90% Power doubles every turn this move is used in succession after the first, resetting after five turns.
Chains 37 37 37 37 Sandstorm rock none 10 -- 100% Changes the weather to a sandstorm for five turns.
Chains 43 43 43 Secret Power normal physical 20 70 100% Has a 30% chance to inflict a status effect which depends upon the terrain.
Chains 19 Seismic Toss fighting physical 20 varies 100% Inflicts damage equal to the user's level.
Chains 40 Skull Bash normal physical 15 100 100% Raises the user's Defense. User charges for one turn before attacking.
Chains 35 82 Sleep Talk normal none 10 -- 100% Randomly uses one of the user's other three moves. Only works if the user is Sleeping.
Chains 13 Snore normal special 15 40 100% Has a 30% chance to make the target Flinch. Only works if the user is Sleeping.
Chains 76 Stealth Rock rock none 20 -- 0% Causes damage when Pokemon switch in to where the target is now.
Chains 71 Stone Edge rock physical 5 100 80% Has an increased chance for a critical hit.
Chains 17 Submission fighting physical 25 80 80% User receives 1/4 the damage it inflicts in recoil.
Chains 50 90 Substitute normal none 10 -- 100% Transfers 1/4 of the user's max HP into a doll, protecting the user from further damage or status changes until it breaks.
Chains H3 H3 H3 H3 H3 Surf water special 15 95 100% Inflicts regular damage.
Chains 34 87 Swagger normal none 15 -- 90% Raises the target's Attack by two levels and Confuses the target.
Chains 09 Take Down normal physical 20 90 85% User receives 1/4 the damage it inflicts in recoil.
Chains 46 46 46 46 Thief dark physical 10 40 100% Takes the target's item.
Chains 06 06 06 06 06 Toxic poison none 10 -- 85% Badly Poisons the target, inflicting more damage every turn.
Chains 12 Water Gun water special 25 40 100% Inflicts regular damage.
Chains 03 03 03 Water Pulse water special 20 60 100% Has a 20% chance to Confuse the target.
Chains H7 H7 H7 Waterfall water physical 15 80 100% Has a 20% chance to make the target Flinch.
Chains H6 Whirlpool water special 15 15 70% Prevents the target from leaving battle and inflicts 1/16 its max HP in damage for 2-5 turns.

Omastar in other Pokédexes