Toxapex @ Black Sludge  
Ability: Regenerator  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Haze  
- Toxic  
- Soak  
- Recover  

Celesteela @ Leftovers  
Ability: Beast Boost  
EVs: 252 HP / 4 Atk / 252 SpD  
Careful Nature  
- Leech Seed  
- Roost  
- Beak Blast  
- King's Shield  

Chansey @ Eviolite  
Ability: Natural Cure  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
IVs: 0 Atk  
- Wish  
- Protect  
- Toxic  
- Heal Bell  

Rotom-Heat @ Leftovers  
Ability: Levitate  
EVs: 252 HP / 252 Def  
Bold Nature  
IVs: 0 Atk  
- Defog  
- Roost  
- Forest's Curse  
- Overheat  

Steelix-Mega @ Steelixite  
Ability: Sand Force  
EVs: 252 HP / 208 Atk / 48 SpD  
Brave Nature  
IVs: 0 Spe  
- Stealth Rock  
- Shore Up  
- Gyro Ball  
- Toxic  

Tangrowth @ Rocky Helmet  
Ability: Regenerator  
EVs: 248 HP / 212 Def / 48 SpD  
Relaxed Nature  
- Knock Off  
- Power Whip  
- Toxic  
- Forest's Curse