Mewtwo-Mega-Y @ Choice Specs
Ability: Psychic Surge
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Psycho Boost
- Psystrike
- Moongeist Beam
- Volt Switch
Tyranitar-Mega (M) @ Choice Band
Ability: Tough Claws
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe
Adamant Nature
- Knock Off
- Pursuit
- U-turn
- Switcheroo
Giratina @ Toxic Orb
Ability: Poison Heal
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD
Relaxed Nature
IVs: 0 Spe
- Core Enforcer
- Wish
- Spiky Shield
- U-turn
Diancie-Mega @ Pixie Plate
Ability: Pixilate
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe
Hasty Nature
- Fake Out
- Extreme Speed
- Boomburst
- Stealth Rock
Groudon @ Rocky Helmet
Ability: Soundproof
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD
Relaxed Nature
IVs: 0 Spe
- Thousand Waves
- Parting Shot
- Milk Drink
- Defog
Chansey @ Choice Scarf
Ability: Imposter
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD
Relaxed Nature
IVs: 0 Spe
- Metal Burst
- Whirlwind
- Soft-Boiled
- Trick