Deoxys-Speed @ Focus Sash  
Ability: Neutralizing Gas  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Taunt  
- Stealth Rock  
- Sticky Web  
- Explosion  

Dialga @ Adamant Orb  
Ability: Neutralizing Gas  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Taunt  
- Shell Smash  
- Spacial Rend  
- Fire Blast  

Arceus-Ground @ Icicle Plate  
Ability: Neutralizing Gas  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Taunt  
- Shell Smash  
- Earth Power  
- Judgment  

Arceus-Poison @ Lum Berry  
Ability: Neutralizing Gas  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Taunt  
- Shell Smash  
- Earthquake  
- Gunk Shot  

Arceus @ Choice Scarf  
Ability: Comatose  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Jolly Nature  
- Sleep Talk  
- Whirlwind  
- Chatter  
- Focus Punch  

Mewtwo @ Leftovers  
Ability: No Guard  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Fissure  
- Gastro Acid  
- Freeze-Dry  
- Taunt