Reuniclus @ Leftovers  
Ability: Magic Guard  
EVs: 252 HP / 212 Def / 44 Spe  
Bold Nature  
IVs: 0 Atk  
- Acid Armor  
- Calm Mind  
- Stored Power  
- Recover  

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

Dugtrio @ Focus Sash  
Ability: Arena Trap  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Reversal  
- Screech  
- Memento