Competitive Information for Mewtwo [Ruby/Sapphire]
Psychic
Abilities:
If this Pokemon is the target of a move, that move loses one additional PP.

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Movesets for Singles
Looking for a competitive moveset for Mewtwo? These builds are optimized for Ruby/Sapphire Single Battles. The movesets and EVs are designed to maximize damage against common opponents and threats in the Ruby/Sapphire metagame. Check out the expert movesets below to boost your battle performance and dominate your opponents!
Meet Mewtwo, the marvelous Pokémon of Psychic types! Mewtwo is a common Pokémon to see in the RS metagame. It is weak to Bug, Dark, and Ghost-typed attacks. Check out the movesets listed below to learn more about Mewtwo's strategies.
Item: Twisted Spoon
Ability: Pressure
Nature: Modest (+SpA, -Atk)
Nature: Timid (+Spe, -Atk)
EVs: 252 Hp / 252 SpA / 4 Spe
IVs: 0 Atk
Moveset:
- Psychic / Confusion
- Flamethrower / Fire Punch
- Ice Beam / Ice Punch
- Thunderbolt / Thunder Punch
Mewtwo thrives as a epic Special Sweeper perfect for single battles. This build is crafted to take down the opponent's team with powerful special attacks. Prior to Generation IV, a move's damage category was determined by its type. With Pressure, if Mewtwo is the target of a move that move loses one additional pp. With a Twisted Spoon equipped to it, Mewtwo's psychic-type attacks have 1.1x power.
◆ Confusion is a special STAB-boosted 50-base power Psychic-type move (10% chance to confuse the target).
◆ Flamethrower is a special 95-base power Fire-type move (10% chance to burn the target).
◆ Fire Punch is a special 75-base power Fire-type move (10% chance to burn the target).
◆ Ice Beam is a special 95-base power Ice-type move (10% chance to freeze the target).
◆ Ice Punch is a special 75-base power Ice-type move (10% chance to freeze the target).
◆ Thunderbolt is a special 95-base power Electric-type move (10% chance to paralyze the target).
◆ Thunder Punch is a special 75-base power Electric-type move (10% chance to paralyze the target).
Link (click to copy):
https://hohoushome.com/b/caa96
Movesets for Doubles
Need a strong doubles moveset for Mewtwo? These builds are perfect for VGC (Pokémon Video Game Championship) and other competitive Ruby/Sapphire Double Battles. The VGC is the ultimate test of strategy and skill, and these movesets and EVs are designed to excel against multiple opponents at once while providing essential support to your team. Dominate the Ruby/Sapphire metagame with these expert-crafted setups!
Item: Twisted Spoon
Ability: Pressure
Nature: Modest (+SpA, -Atk)
Nature: Timid (+Spe, -Atk)
EVs: 252 Hp / 252 SpA / 4 Spe
IVs: 0 Atk
Moveset:
- Psychic / Confusion
- Icy Wind / Ice Beam
- Flamethrower / Fire Punch
- Thunderbolt / Thunder Punch
Taking on double battles? Mewtwo is a powerful Special Sweeper. This approach seeks to overwhelm foes with brute special moves. Years before Generation IV, a move's damage category was determined by its type. With Pressure, if Mewtwo is the target of a move that move loses one additional pp. With a Twisted Spoon equipped to it, Mewtwo's psychic-type attacks have 1.1x power.
◆ Confusion is a special STAB-boosted 50-base power Psychic-type move (10% chance to confuse the 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 95-base power Ice-type move (10% chance to freeze the target).
◆ Flamethrower is a special 95-base power Fire-type move (10% chance to burn the target).
◆ Fire Punch is a special 75-base power Fire-type move (10% chance to burn the target).
◆ Thunderbolt is a special 95-base power Electric-type move (10% chance to paralyze the target).
◆ Thunder Punch is a special 75-base power Electric-type move (10% chance to paralyze the target).
Link (click to copy):
https://hohoushome.com/b/daa96
Movepool
Want to know what moves Mewtwo can learn? Check out the full list of moves available in the Pokemon Ruby/Sapphire generation.
Sort and organize the learnset by type, category, accuracy, and power. Moves in bold get the same-type attack bonus (STAB) when used by Mewtwo.
Damage Modifiers:
Combo List
These are a list of several common move combinations Mewtwo can perform in Ruby/Sapphire. 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 RS Move and Ability Combos for Mewtwo
- Moves: Sunny day + Solar beam
- Moves: Swagger + Psych up
- Moves: Rain dance + Thunder
- Moves: Rest + Sleep talk
- Moves: Rest + Snore
- Moves: Thunderbolt + Ice beam
- Move: Swagger + Item: Mirror Herb
- Move: Facade + Item: Flame Orb
- Move: Facade + Item: Toxic Orb
- Item: Blunder Policy + Move: Dynamic Punch
- Moves with Priority: Endure, Protect, Snatch
- Moves that Break Screens: Brick Break
- Moves that inflict status: Thunder Wave, Toxic
Moves that boost Mewtwo's stats
- Amnesia
- Barrier
- Bulk Up
- Calm Mind
Most notable and possible best moves for Mewtwo
- Earthquake
- Ice Beam
- Light Screen
- Protect
- Reflect
- Rest
- Taunt
- Toxic
Common Effort Values for Mewtwo in Ruby and Sapphire
Usage Data
Explore the latest analytical usage data for this Pokémon from various VGC and online competitions. We use this data to develop our strategies and movesets. The data is categorized by competition and skill level: top-ranking trainers, mid-level players, and entry-level players.

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Here are the best movesets for Mewtwo. Top rated Mewtwo Ruby/Sapphire movesets. You can find Mewtwo builds Ruby/Sapphire. Mewtwo movesets Ruby/Sapphire are listed here. VGC Mewtwo Competitive Movesets can be found here. Find various EV spreads, find the best nature for Mewtwo in Ruby/Sapphire along with competitive movesets. Basic info and Movesets for evolution