Rayquaza-Mega @ Sky Plate
Ability: Aerilate
EVs: 252 Atk / 4 Def / 252 Spe
Adamant Nature
- Fake Out
- Extreme Speed
- Sacred Fire
- Stealth Rock
Mewtwo-Mega-X @ Life Orb
Ability: Turboblaze
EVs: 252 Atk / 4 Def / 252 Spe
Jolly Nature
- Knock Off
- Shell Smash
- Close Combat
- Dark Void
Mewtwo-Mega-Y @ Lum Berry
Ability: No Guard
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Zap Cannon
- Sheer Cold
- Gastro Acid
- Sing
Chansey (F) @ Choice Scarf
Ability: Imposter
EVs: 248 HP / 252 Def / 4 SpD / 4 Spe
Bold Nature
IVs: 0 Atk
- Perish Song
- Stealth Rock
- Whirlwind
- Soft-Boiled
Xerneas (F) @ Iron Plate
Ability: Wonder Guard
EVs: 176 HP / 252 SpA / 80 Spe
Rash Nature
- Freeze-Dry
- Judgment
- Thousand Arrows
- Shell Smash
Swampert-Mega (F) @ Safety Goggles
Ability: Wonder Guard
Shiny: Yes
EVs: 248 HP / 252 Def / 8 SpD
Relaxed Nature
IVs: 0 Atk / 0 Spe
- Whirlwind
- Parting Shot
- Spikes
- Recover