Necrozma-Dusk-Mane @ Solganium Z  
Ability: Prism Armor  
EVs: 4 HP / 252 Atk / 252 Spe  
Jolly Nature  
- Rock Polish  
- Swords Dance  
- Earthquake  
- Sunsteel Strike  

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

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

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

Salamence-Mega @ Salamencite  
Ability: Intimidate  
EVs: 40 HP / 252 Atk / 216 Spe  
Adamant Nature  
- Dragon Dance  
- Double-Edge  
- Roost  
- Earthquake  

Arceus @ Chople Berry  
Ability: Multitype  
EVs: 240 HP / 252 Atk / 16 Spe  
Adamant Nature  
- Swords Dance  
- Extreme Speed  
- Shadow Claw  
- Substitute