Xerneas @ Power Herb  
Ability: Fairy Aura  
Hidden Power: Fire  
EVs: 168 HP / 252 SpA / 88 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Thunder  
- Moonblast  
- Hidden Power [Fire]  

Rayquaza-Mega @ Life Orb  
Ability: Air Lock  
Hidden Power: Rock  
EVs: 4 HP / 252 Atk / 252 Spe  
Adamant Nature  
- Dragon Ascent  
- Dragon Dance  
- Earthquake  
- Extreme Speed  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 4 HP / 252 SpA / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Oblivion Wing  
- Dark Pulse  
- Roost  
- Heat Wave  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 76 HP / 252 SpA / 180 Spe  
Modest Nature  
- Eruption  
- Precipice Blades  
- Solar Beam  
- Rock Polish  

Calyrex-Shadow @ Ghostium Z  
Ability: As One (Spectrier)  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Astral Barrage  
- Nasty Plot  
- Baton Pass  
- Substitute  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 252 HP / 128 Def / 128 SpD  
Careful Nature  
- Defog  
- Sacred Fire  
- Toxic  
- Roost