Audino-Mega @ Choice Specs  
Ability: Stakeout  
Level: 98  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Boomburst  
- Fleur Cannon  
- Overheat  
- Transform  

Chansey @ Eviolite  
Ability: Imposter  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Impish Nature  
- Fake Out  
- Whirlwind  
- Final Gambit  
- Soft-Boiled  

Chansey @ Eviolite  
Ability: Fur Coat  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD  
Relaxed Nature  
IVs: 0 Spe  
- Spore  
- U-turn  
- Defog  
- Shore Up  

Groudon-Primal @ Choice Band  
Ability: Tinted Lens  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- V-create  
- Thousand Arrows  
- Baton Pass  
- Ice Hammer  

Giratina @ Safety Goggles  
Ability: Fur Coat  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Heal Order  
- Spectral Thief  
- Core Enforcer  
- Baton Pass  

Mewtwo-Mega-Y @ Fist Plate  
Ability: Psychic Surge  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Psycho Boost  
- Future Sight  
- Leech Seed