Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 252 Def / 252 Spe  
IVs: 0 Atk  
- Geomancy  
- Moonblast  
- Hidden Power [Ground]  
- Flash Cannon  

Kyogre-Primal @ Blue Orb  
Ability: Primordial Sea  
EVs: 252 Def / 252 Spe  
IVs: 0 Atk  
- Rest  
- Thunder  
- Water Spout  
- Sleep Talk  

Genesect-Shock @ Shock Drive  
Ability: Download  
EVs: 252 Def / 252 SpD  
- Techno Blast  
- Bug Buzz  
- Iron Head  
- Flamethrower  

Naganadel @ Poison Barb  
Ability: Beast Boost  
EVs: 252 Def / 252 SpD  
IVs: 0 Atk  
- Dragon Pulse  
- Sludge Wave  
- Draco Meteor  
- Air Slash  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 SpD / 252 Spe  
- Precipice Blades  
- Fire Blast  
- Dragon Pulse  
- Solar Beam  

Mewtwo-Mega-Y @ Mewtwonite Y  
Ability: Insomnia  
EVs: 252 Def / 252 SpA  
- Calm Mind  
- Fire Blast  
- Psystrike  
- Drain Punch