Regieleki @ Lum Berry  
Ability: Neutralizing Gas  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Lovely Kiss  
- Stealth Rock  
- Knock Off  
- Horn Drill  

Eternatus-Eternamax @ Safety Goggles  
Ability: Neutralizing Gas  
EVs: 252 HP / 252 Atk / 240 Def / 252 SpD / 252 Spe  
Impish Nature  
- Whirlwind  
- Knock Off  
- Spore  
- Taunt  

Eternatus-Eternamax @ Black Sludge  
Ability: Neutralizing Gas  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 240 SpD / 252 Spe  
Calm Nature  
- Horn Drill  
- Rapid Spin  
- Fissure  
- U-turn  

Cramorant-Gorging @ Rocky Helmet  
Ability: Gulp Missile  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Impish Nature  
- Flip Turn  
- Taunt  
- Recover  
- Fissure  

Spiritomb @ Safety Goggles  
Ability: Magic Bounce  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Impish Nature  
- Spectral Thief  
- Haze  
- Recover  
- Guillotine  

Regieleki @ Air Balloon  
Ability: Wonder Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
IVs: 0 Atk  
- Taunt  
- Volt Switch  
- Spikes  
- Gastro Acid