Guides

Pokemon Brilliant Diamond and Shining Pearl Omastar

Omastar
Spiral Pokémon

Pokemon Brilliant Diamond and Shining Pearl Omastar is a Rock and Water Type Spiral Pokémon, with a 5.9% Chance To Catch with a regular Pokeball. Omastar can be found with Swift Swim, Shell Armor and Weak Armor as an Ability and has a Medium Fast growth rate with a 2 Defense EV Yield. We recommend the Relaxed Nature, based on 495 combined Base Stats.

National Dex Pokemon

Omastar Stats and Abilities

Based on Omastar Base IVs we consider this pokemon C-Tier choice. Omastar Highest IV Stat is Defense 125 and the Lowest being Speed 55.

Tier Stat Base Min Max
F
HP70250344
E
Attack60112240
C
Defense125229383
A
Special Attack115211361
E
Special Defense70130262
F
Speed55103229
C
Total495
Omastar Detail
Best Nature
Relaxed
+10% Defense
-10% Speed
Caught in the Wild Held Item Chance
Like/Dislikes
Likes: Sour
Dislikes: Sweet
EV Yield2 Defense
Growth RateMedium Fast
Catch Rate45 (5.9% with PokéBall, full HP)
Egg GroupsWater 1, Water 3
Egg Cycles30 (7,454–7,710 steps)
Abilities Description
Swift Swim
Ability 1
Swift Swim doubles the ability-bearer's Speed during rain.
Shell Armor
Ability 2
Shell Armor prevents the Pokémon from receiving a critical hit.
Weak Armor
Hidden Ability
When a Pokémon with Weak Armor is hit by a physical move, its Defense drops one stage, but its Speed increases by one stage.

How To Evolve Omastar in BDSP

Omanyte requires (Level 40) to evolve into Omastar.

Base Form Evolution Requirement First Evolution
Omanyte
Level 40
Omastar

Where To Find Omastar in BDSP

Omastar has spawn locations in Pokemon Brilliant Diamond and Shining Pearl. You can find the Unevolved form Lv. , within the location using the method.

Interact = Limited to one
Common = 20% ~ 100%
Uncommon = 5% ~ 20%
Rare = 1% ~ 5%
= Morning Time
= Day Time
= Night Time
Location How To Catch Pokemon Spawns
Mining Museum
Interact
Omanyte
Lv. 20

Pokemon Brilliant Diamond and Shining Pearl Omastar Weakness

Omastar is a Rock and Water Type pokemon. This will cause Omastar to take More Damage from Fighting, Ground, Electric, Grass Type Moves, and Less Damage from Normal, Flying, Poison, Ice, Fire Type moves.

Damage Types
4.0x
More Damage
Grass
2.0x
More Damage
Fighting
Ground
Electric
0.5x
Less Damage
Normal
Flying
Poison
Ice
0.25x
Less Damage
Fire
Immune to Damage

What pokemon is Omastar Weak Against?

Tier Pokemon
S
Groudon
S
Celebi
S
Garchomp
S
Zapdos
S
Raikou

What pokemon is Omastar Strong Against?

Tier Pokemon
S
Arceus
S
Lugia
S
Ho-Oh
S
Rayquaza
S
Slaking
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Best Moves Omastar in BDSP

Best Moveset for Omastar Lv Up Moves based on Power.

Lvl Best Moves Type Class Power Acc PP Effect
70
Hydro Pump
Special
165
80 5 The target is blasted by a huge volume of water launched under great pressure.
56
Surf
Special
135
100 15 Hits all adjacent Pokémon.
1
Crunch
Physical
80
100 15 May lower opponent's Defense.
35
Brine
Special
97.5
100 10 Power doubles if opponent's HP is less than 50%.

Best Moveset for Omastar TM Moves based on Power.

TM Best Moves Type Class Power Acc PP Effect
TM68
Giga Impact
Physical
150
90 5 User must recharge next turn.
TM15
Hyper Beam
Special
150
90 5 User must recharge next turn.
TM14
Blizzard
Special
110
70 5 May freeze opponent.
TM71
Stone Edge
Physical
150
80 5 High critical hit ratio.
STAB: (Same Type Attack Bonus) When a Pokemon uses a Move Type that is the Same as the Pokemon's Type, it will receive a 50% Bonus to Power. Moves Affected by this Highlighted in
Red Text
.

Omastar Level Up Moves

List of Moves Omastar can learn by reaching higher levels in Pokemon Brilliant Diamond and Shining Pearl.

Lvl Move Desc
1
Crunch
Power: 80
Acc: 100
PP: 15
Physical

May lower opponent's Defense.
1
Bind
Power: 15
Acc: 85
PP: 20
Physical

Traps opponent, damaging them for 4-5 turns.
1
Withdraw
Power: —
Acc: —
PP: 40
Status

Raises user's Defense.
1
Rollout
Power:
45
Acc: 90
PP: 20
Physical

Doubles in power each turn for 5 turns.
1
Sand Attack
Power: —
Acc: 100
PP: 15
Status

Lowers opponent's Accuracy.
15
Water Gun
Power:
60
Acc: 100
PP: 25
Special

20
Leer
Power: —
Acc: 100
PP: 30
Status

Lowers opponent's Defense.
25
Mud Shot
Power: 55
Acc: 95
PP: 15
Special

Lowers opponent's Speed.
30
Ancient Power
Power:
90
Acc: 100
PP: 5
Special

May raise all user's stats at once.
35
Brine
Power:
97.5
Acc: 100
PP: 10
Special

Power doubles if opponent's HP is less than 50%.
43
Protect
Power: —
Acc: —
PP: 10
Status

Protects the user, but may fail if used consecutively.
49
Rock Blast
Power:
37.5
Acc: 90
PP: 10
Physical

Hits 2-5 times in one turn.
56
Surf
Power:
135
Acc: 100
PP: 15
Special

Hits all adjacent Pokémon.
63
Shell Smash
Power: —
Acc: —
PP: 15
Status

Sharply raises user's Attack, Special Attack and Speed but lowers Defense and Special Defense.
70
Hydro Pump
Power:
165
Acc: 80
PP: 5
Special

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

List of Moves Omastar can learn using (TMs) Technical Machine Items.

TM Move Desc
TM03
Water Pulse
Power:
90
Acc: 100
PP: 20
Special

May confuse opponent.
TM07
Hail
Power: —
Acc: —
PP: 10
Status

Non-Ice types are damaged for 5 turns.
TM13
Ice Beam
Power: 90
Acc: 100
PP: 10
Special

May freeze opponent.
TM14
Blizzard
Power: 110
Acc: 70
PP: 5
Special

May freeze opponent.
TM15
Hyper Beam
Power: 150
Acc: 90
PP: 5
Special

User must recharge next turn.
TM17
Protect
Power: —
Acc: —
PP: 10
Status

Protects the user, but may fail if used consecutively.
TM18
Rain Dance
Power: —
Acc: —
PP: 5
Status

Makes it rain for 5 turns.
TM32
Double Team
Power: —
Acc: —
PP: 15
Status

Raises user's Evasiveness.
TM37
Sandstorm
Power: —
Acc: —
PP: 10
Status

Creates a sandstorm for 5 turns.
TM39
Rock Tomb
Power:
90
Acc: 95
PP: 15
Physical

Lowers opponent's Speed.
TM42
Facade
Power: 70
Acc: 100
PP: 20
Physical

Power doubles if user is burned, poisoned, or paralyzed.
TM44
Rest
Power: —
Acc: —
PP: 10
Status

User sleeps for 2 turns, but user is fully healed.
TM45
Attract
Power: —
Acc: 100
PP: 15
Status

If opponent is the opposite gender, it's less likely to attack.
TM46
Thief
Power: 60
Acc: 100
PP: 25
Physical

Also steals opponent's held item.
TM49
Scald
Power:
120
Acc: 100
PP: 15
Special

May burn opponent.
TM55
Brine
Power:
97.5
Acc: 100
PP: 10
Special

Power doubles if opponent's HP is less than 50%.
TM58
Endure
Power: —
Acc: —
PP: 10
Status

Always left with at least 1 HP, but may fail if used consecutively.
TM68
Giga Impact
Power: 150
Acc: 90
PP: 5
Physical

User must recharge next turn.
TM69
Rock Polish
Power: —
Acc: —
PP: 20
Status

Sharply raises user's Speed.
TM71
Stone Edge
Power:
150
Acc: 80
PP: 5
Physical

High critical hit ratio.
TM74
Gyro Ball
Power: —
Acc: 100
PP: 5
Physical

The slower the user, the stronger the attack.
TM76
Stealth Rock
Power: —
Acc: —
PP: 20
Status

Damages opponent switching into battle.
TM80
Rock Slide
Power:
112.5
Acc: 90
PP: 10
Physical

May cause flinching.
TM82
Sleep Talk
Power: —
Acc: —
PP: 10
Status

User performs one of its own moves while sleeping.
TM87
Swagger
Power: —
Acc: 85
PP: 15
Status

Opponent becomes confused, but its Attack is sharply raised.
TM90
Substitute
Power: —
Acc: —
PP: 10
Status

Uses HP to creates a decoy that takes hits.
TM95
Surf
Power:
135
Acc: 100
PP: 15
Special

Hits all adjacent Pokémon.
TM98
Rock Smash
Power: 40
Acc: 100
PP: 15
Physical

May lower opponent's Defense.
TM99
Waterfall
Power:
120
Acc: 100
PP: 15
Physical

May cause flinching.
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