Groudon-Primal @ Icicle Plate  
Ability: Tinted Lens  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Naughty Nature  
- Shell Smash  
- V-create  
- Blue Flare  
- Judgment  

Mewtwo-Mega-Y @ Choice Specs  
Ability: Psychic Surge  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
- Psycho Boost  
- Secret Sword  
- U-turn  
- Psystrike  

Yveltal @ Safety Goggles  
Ability: Unaware  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Brave Nature  
IVs: 0 Spe  
- Stealth Rock  
- Spectral Thief  
- Heal Order  
- U-turn  

Aegislash @ Safety Goggles  
Ability: Flash Fire  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Will-O-Wisp  
- U-turn  
- Defog  
- Heal Order  

Kyogre-Primal @ Leftovers  
Ability: Fur Coat  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Entrainment  
- Recover  
- Ice Beam  
- Revelation Dance  

Regigigas @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Facade  
- Shift Gear  
- Spore  
- Knock Off