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

Arceus-Ground @ Earth Plate  
Ability: Multitype  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Ice Beam  
- Judgment  
- Recover  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 Atk / 100 SpD / 156 Spe  
Adamant Nature  
- Stealth Rock  
- Toxic  
- Precipice Blades  
- Stone Edge  

Marshadow @ Life Orb  
Ability: Technician  
EVs: 252 Atk / 4 SpA / 252 Spe  
Hasty Nature  
- Close Combat  
- Shadow Sneak  
- Hidden Power [Ice]  
- Spectral Thief  

Cloyster @ Focus Sash  
Ability: Skill Link  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Icicle Spear  
- Shell Smash  
- Rapid Spin  
- Toxic Spikes  

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