Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 172 Def / 252 SpA / 84 Spe  
Modest Nature  
IVs: 0 Atk  
- Moonblast  
- Geomancy  
- Thunderbolt  
- Hidden Power [Fire]  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 56 Def / 200 SpD  
Relaxed Nature  
- Swords Dance  
- Precipice Blades  
- Stealth Rock  
- Fire Punch  

Rayquaza @ Focus Sash  
Ability: Air Lock  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Swords Dance  
- Dragon Ascent  
- Extreme Speed  
- Earthquake  

Marshadow @ Life Orb  
Ability: Technician  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Ice Punch  
- Shadow Sneak  
- Spectral Thief  
- Close Combat  

Necrozma-Dusk-Mane @ Weakness Policy  
Ability: Prism Armor  
EVs: 232 HP / 80 Def / 76 SpD / 120 Spe  
Careful Nature  
- Photon Geyser  
- Swords Dance  
- Rock Polish  
- Sunsteel Strike  

Arceus-Water @ Splash Plate  
Ability: Multitype  
EVs: 240 HP / 12 Def / 252 SpD  
Careful Nature  
IVs: 0 Atk  
- Defog  
- Judgment  
- Toxic  
- Recover