Competitive Information for Omastar [Sun/Moon]


Rock / Water
Abilities:
Movesets for Singles
What is a good competitive moveset for Omastar? These builds have been optimized for Pokemon competing in Sun/Moon Single Battles. The movesets and EVs have been specifically calibrated to deal the most amount of damage to the largest group of potentially common opponents and typing threats for the Sun/Moon generation metagame.
Omastar is an extraordinary Rock and Water-typed Pokemon. It's a usual sight to see Omastar out in the 7th generation battlefield. Omastar is weak to Electric, Fighting, Grass, and Ground-typed attacks.
Item: Focus Sash / Air Balloon
Ability: Weak Armor
Nature: Timid (+Spe, -Atk)
EVs: 252 SpA / 4 SpD / 252 Spe
Moveset:
- Scald / Surf
- Shell Smash
- Spikes / Earth Power
- Stealth Rock
Special Sweeper Omastar (Popular/Trending)
Omastar is a stupendous Special Sweeper. It's primary goal is to take down the opponent's team with high-damaging special attacks. Focus Sash helps protect Omastar from being one-shotted and allowing it to atleast use a crucial move when brought out (usually Shell Smash to boost Omastar for the following turns). Air Balloon makes the holder ungrounded, which means Omastar is immune to Ground-type moves until the balloon pops when hit by a damaging move. With Weak Armor, if a physical attack hits Omastar it's defense is lowered by 1 and it's speed is increased by 2 stages.
♦ Surf is a special STAB-boosted 90-base power Water-type move (hits adjacent pokemon. double damage on dive).
♦ Shell Smash is a status move (lowers def, spd by 1 stage; raises atk, spa, spe by 2 stages).
♦ Spikes is a status move (hurts grounded foes on switch-in. max 3 layers).
♦ Earth Power is a special 90-base power Ground-type move (10% chance to lower the target's special defense by 1 stage).
♦ Stealth Rock is a status move (hurts foes on switch-in. factors rock weakness).
Link (click to copy):
https://hohoushome.com/b/hs10a8b
Item: Waterium Z / Rindo Berry
Ability: Swift Swim
Nature: Modest (+SpA, -Atk)
EVs: 188 Hp / 252 SpA / 64 SpD / 4 Spe
Moveset:
- Surf / Scald
- Ice Beam / Aurora Beam
- Ancient Power
- Earth Power / Mud Shot
Special Sweeper Omastar (Swift Swim)
Omastar is a sensational Special Sweeper. It's primary goal is to take down the opponent's team with high-damaging special attacks. With Swift Swim, Omastar's speed is doubled during rainy weather.
♦ Scald is a special STAB-boosted 80-base power Water-type move (30% chance to burn the target. thaws target).
♦ Ice Beam is a special 90-base power Ice-type move (10% chance to freeze the target).
♦ Aurora Beam is a special 65-base power Ice-type move (10% chance to lower the target's attack by 1 stage).
♦ Ancient Power is a special STAB-boosted 60-base power Rock-type move (10% chance to raise all stats by 1 stage (not acc/eva)).
♦ Earth Power is a special 90-base power Ground-type move (10% chance to lower the target's special defense by 1 stage).
♦ Mud Shot is a special 55-base power Ground-type move (100% chance to lower the target's speed by 1 stage).
Link (click to copy):
https://hohoushome.com/b/hs11a8b
Movesets for Doubles
What is a good doubles moveset for Omastar? These builds have been optimized for Sun/Moon Double Battles. They have movesets and EVs specifically calibrated to generally work best versus multiple Pokemon at once as well as helping to support other team members and allys in the Sun/Moon generation metagame.
Item: Waterium Z / Rindo Berry
Ability: Swift Swim
Nature: Modest (+SpA, -Atk)
EVs: 188 Hp / 252 SpA / 64 SpD / 4 Spe
Moveset:
- Surf / Scald
- Icy Wind / Ice Beam
- Ancient Power
- Earth Power / Mud Shot
Doubles Special Sweeper Omastar (Swift Swim)
Omastar is an extraordinary Special Sweeper. It's primary goal is to take down the opponent's team with high-damaging special attacks. With Swift Swim, Omastar's speed is doubled during rainy weather.
♦ Scald is a special STAB-boosted 80-base power Water-type move (30% chance to burn the target. thaws target).
♦ Icy Wind is a special 55-base power Ice-type move (100% chance to lower the foes speed by 1 stage).
♦ Ice Beam is a special 90-base power Ice-type move (10% chance to freeze the target).
♦ Ancient Power is a special STAB-boosted 60-base power Rock-type move (10% chance to raise all stats by 1 stage (not acc/eva)).
♦ Earth Power is a special 90-base power Ground-type move (10% chance to lower the target's special defense by 1 stage).
♦ Mud Shot is a special 55-base power Ground-type move (100% chance to lower the target's speed by 1 stage).
Link (click to copy):
https://hohoushome.com/b/hd10a8b
Movepool
Wondering what moves can Omastar learn? Here is the list of moves this Pokemon can learn in this selected generation.
Sort and organize the learnset by move type, category, accuracy, and power. Bolded moves will gain the same-type attack bonus (STAB) if this Pokemon uses them.
Damage Modifiers:
Combo List
These are a list of several common move combinations Omastar can perform in Sun/Moon. Not every combo going to be game-changing, but some can be pretty fun to play with. Sometimes these can be easily overlooked or forgotten, hence why we find and list them here. Discover what items, abilities, and moves this Pokemon can use in combination with each other to gain a strategic advantage in competitive battles.
Competitive SM Move and Ability Combos for Omastar
- Moves: Rest + Sleep talk
- Moves: Rest + Snore
- Ability: Weak armor + Item: White herb
- Ability: Weak armor + Item: Weakness policy
- Move: Swagger + Item: Mirror Herb
- Move: Facade + Item: Flame Orb
- Move: Facade + Item: Toxic Orb
- Moves with Priority: Bide, Endure, Protect
- Moves that inflict status: Toxic, Scald
Moves that boost Omastar's stats
- Ancient Power
- Curse
- Iron Defense
- Rage
- Rock Polish
- Shell Smash
- Skull Bash
- Withdraw
Most notable and possible best moves for Omastar
- Earth Power
- Hidden Power Grass
- Hydro Pump
- Ice Beam
- Knock Off
- Protect
- Reflect
- Reflect Type
- Rest
- Scald
- Shell Smash
- Spikes
- Stealth Rock
- Surf
- Toxic
Common Effort Values for Omastar in Sun and Moon
- Timid Nature ( 0/0/0/252/4/252/ )
- Modest Nature ( 0/0/0/252/4/252/ )
- Optimize Omastar's EV spread for Pokemon Sun and Moon
Related Videos
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Here are the best movesets for Omastar. Top rated Omastar Sun/Moon movesets. You can find Omastar builds Sun/Moon. Omastar movesets Sun/Moon are listed here. VGC Omastar Competitive Movesets can be found here. Find various EV spreads, find the best nature for Omastar in Sun/Moon along with competitive movesets. Basic info and Movesets for evolution