Metagross-Mega @ Leppa Berry  
Ability: Harvest  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Extreme Evoboost  
- Searing Sunraze Smash  
- Sunny Day  
- Taunt  

Slowbro-Mega @ Shed Shell  
Ability: Wonder Guard  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Spectral Thief  
- King's Shield  
- Wish  
- Defog  

Zygarde-Complete @ Safety Goggles  
Ability: Prankster  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Impish Nature  
- Thousand Waves  
- Haze  
- Shore Up  
- Gastro Acid  

Muk-Alola @ Protective Pads  
Ability: Wonder Guard  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpD  
Brave Nature  
IVs: 0 Spe  
- Pursuit  
- Spectral Thief  
- Shore Up  
- Baton Pass  

Mewtwo-Mega-X @ Fairy Memory  
Ability: Huge Power  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Photon Geyser  
- Multi-Attack  
- Sacred Fire  
- U-turn  

Deoxys-Speed @ Focus Sash  
Ability: No Guard  
EVs: 248 HP / 252 Def / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Sheer Cold  
- Sing  
- Gastro Acid  
- Stealth Rock