Chansey (F) @ Choice Scarf  
Ability: Imposter  
EVs: 252 HP / 252 Def / 252 SpD / 252 Spe  
Impish Nature  
IVs: 0 Atk  
- Whirlwind  
- Recover  
- Spikes  
- Parting Shot  

Kyogre-Primal @ Zap Plate  
Ability: Wonder Guard  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
- Taunt  
- Shell Smash  
- Photon Geyser  
- Judgment  

Mewtwo (Mewtwo-Mega-X) @ Leppa Berry  
Ability: Huge Power  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
IVs: 0 SpA  
- Photon Geyser  
- Extreme Evoboost  
- Sunsteel Strike  
- Icicle Spear  

Steelix (Steelix-Mega) (M) @ Safety Goggles  
Ability: Prankster  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Impish Nature  
- Heal Order  
- Haze  
- Thousand Waves  
- Destiny Bond  

Mewtwo (Mewtwo-Mega-X) @ Focus Sash  
Ability: Mold Breaker  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
IVs: 0 SpA  
- Stealth Rock  
- Taunt  
- Light That Burns the Sky  
- Extreme Speed  

Audino (Audino-Mega) (F) @ Psychium Z  
Ability: Wonder Guard  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Defog  
- Magic Coat  
- Soft-Boiled  
- U-turn