Borderline Case (Zeraora) @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Substitute  
- Will-O-Wisp  
- Bolt Beak  
- Taunt  

Seismitoad @ Heavy-Duty Boots  
Ability: Fur Coat  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Earth Power  
- Recover  
- Teleport  

Eternatus @ Dragon Fang  
Ability: Adaptability  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Draco Meteor  
- Stealth Rock  
- Teleport  
- Recover  

Mewtwo @ Heavy-Duty Boots  
Ability: Ice Scales  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Extrasensory  
- Court Change  
- Recover  
- Earth Power  

Marshadow @ Leftovers  
Ability: Teravolt  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Spectral Thief  
- Close Combat  
- Strength Sap  
- Spikes  

Snorlax @ Safety Goggles  
Ability: Prankster  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Careful Nature  
- Haze  
- Court Change  
- Knock Off  
- Recover