Necrozma-Dusk-Mane @ Ultranecrozium Z  
Ability: Prism Armor  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Photon Geyser  
- Sunsteel Strike  
- Earthquake  
- Swords Dance  

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

Klefki @ Light Clay  
Ability: Prankster  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Toxic  
- Spikes  
- Light Screen  
- Reflect  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 96 HP / 252 Atk / 160 Spe  
Adamant Nature  
- Precipice Blades  
- Stone Edge  
- Swords Dance  
- Rock Polish  

Arceus-Dragon @ Draco Plate  
Ability: Multitype  
EVs: 248 HP / 8 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Judgment  
- Calm Mind  
- Stealth Rock  
- Recover  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 96 HP / 252 SpA / 160 Spe  
Modest Nature  
IVs: 0 Atk  
- Moonblast  
- Thunder  
- Substitute  
- Geomancy