Mewtwo-Mega-X @ Expert Belt  
Ability: Huge Power  
EVs: 220 Atk / 244 Def / 44 Spe  
Adamant Nature  
- Mach Punch  
- Shadow Sneak  
- Gear Grind  
- Play Rough  

Mewtwo-Mega-X @ Lum Berry  
Ability: Wonder Guard  
EVs: 252 Atk / 36 Def / 220 Spe  
Adamant Nature  
- Sacred Fire  
- Horn Leech  
- Fusion Bolt  
- Spikes  

Chansey (F) @ Eviolite  
Ability: Imposter  
EVs: 248 HP / 8 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Chatter  
- Stealth Rock  
- Whirlwind  
- Wish  

Aegislash @ Leftovers  
Ability: Magic Bounce  
EVs: 248 HP / 80 SpD / 180 Spe  
Calm Nature  
IVs: 0 Atk  
- Substitute  
- Baton Pass  
- Curse  
- Soft-Boiled  

Tyranitar-Mega @ Lum Berry  
Ability: Huge Power  
EVs: 248 HP / 252 Atk / 8 SpD  
Adamant Nature  
- Beat Up  
- Sucker Punch  
- Pursuit  
- Water Shuriken  

Groudon-Primal @ Shed Shell  
Ability: Wonder Guard  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
IVs: 0 Atk  
- Lava Plume  
- Aromatherapy  
- Roost  
- Defog