Abilities
MetaMons competitive notes
Mega Mewtwo Y is a psychic-type Pokémon whose base stats lean toward Special Attack — at 780 BST it is a legendary-grade total for competitive play, with top speed tier (base 140) and a special attacking profile. Its Insomnia ability matters more than the raw numbers when it hits the field: check what it does before deciding between a sweeper, pivot, or support role for Mega Mewtwo Y. Build around what Mega Mewtwo Y actually threatens, not its in-game lore — start from its weaknesses and strongest STAB moves, then decide whether its Speed, bulk, or coverage justifies a team slot.
Damage multipliers when attacked by each type
A MetaMons teambuilding read based on base stats and typing
Mega Mewtwo Y takes super-effective damage from Bug, Ghost, Dark moves — every one of those types is a check you need an answer for when drafting. Before locking Mega Mewtwo Y into a team, check the weakness guide and count how many of those types your remaining five slots can answer.
- Highest stat
- Special Attack (194)
- Lowest stat
- Defense (70)
- Offensive lean
- special
- Speed tier
- top speed tier (base 140)
- BST
- 780 (legendary-grade for the format)
Mega Mewtwo Y is a psychic-type Pokémon whose base stats lean toward Special Attack — at 780 BST it is a legendary-grade total for competitive play, with top speed tier (base 140) and a special attacking profile. Its Insomnia ability matters more than the raw numbers when it hits the field: check what it does before deciding between a sweeper, pivot, or support role for Mega Mewtwo Y. Build around what Mega Mewtwo Y actually threatens, not its in-game lore — start from its weaknesses and strongest STAB moves, then decide whether its Speed, bulk, or coverage justifies a team slot. Compare this profile against your roster's shared weaknesses in the MetaMons team builder, where the 18-type coverage heatmap reads the whole team, not one slot.
About Mega Mewtwo Y
Mega Mewtwo Y is the Genetic Pokémon a Psychic type Pokémon and a Legendary Pokémon. It has a base stat total of 780 with Insomnia as its ability.
What is Mega Mewtwo Y weak to?
Mega Mewtwo Y is a Psychic-type, so it takes super-effective damage from Bug, Ghost, Dark. It resists Fighting, Psychic.
How to counter Mega Mewtwo Y
To counter Mega Mewtwo Y in competitive play, bring Pokémon that can hit back with Bug or Ghost or Dark moves and can withstand its Psychic STAB attacks. Check the type-defense grid above for the full multiplier breakdown.
Using Mega Mewtwo Y in competitive teams
Mega Mewtwo Y can be added to Smogon or VGC teams across Gen 1–9 formats. Build a competitive team with Mega Mewtwo Y on Metamons and get AI reads on your type coverage and threats before you queue.
