Regigigas @ Leftovers  
Ability: Slow Start  
EVs: 172 HP / 252 Atk / 84 Spe  
Adamant Nature  
- Substitute  
- Protect  
- Body Slam  
- Knock Off  

Porygon2 @ Eviolite  
Ability: Download  
EVs: 252 HP / 4 SpA / 252 SpD  
Sassy Nature  
IVs: 0 Atk / 0 Spe  
- Trick Room  
- Teleport  
- Recover  
- Tri Attack  

Nihilego @ Power Herb  
Ability: Beast Boost  
EVs: 252 HP / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Meteor Beam  
- Sludge Wave  
- Trick Room  
- Power Gem  

Slowbro @ Heavy-Duty Boots  
Ability: Oblivious  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Trick Room  
- Teleport  
- Scald  
- Slack Off  

Crawdaunt @ Choice Specs  
Ability: Adaptability  
EVs: 252 HP / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Dark Pulse  
- Hydro Pump  
- Scald  
- Switcheroo  

Nidoking (M) @ Life Orb  
Ability: Sheer Force  
EVs: 252 HP / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Earth Power  
- Focus Blast  
- Ice Beam  
- Sludge Wave