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

Rayquaza-Mega @ Life Orb  
Ability: Delta Stream  
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: 248 HP / 8 Def / 252 SpD  
Careful Nature  
- Foul Play  
- U-turn  
- Roost  
- Defog  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 SpA / 156 SpD / 100 Spe  
Mild Nature  
- Eruption  
- Precipice Blades  
- Hidden Power [Ice]  
- 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  

Necrozma-Dusk-Mane @ Rocky Helmet  
Ability: Prism Armor  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Sunsteel Strike  
- Morning Sun  
- Stealth Rock  
- Toxic