Toxapex @ Black Sludge  
Ability: Regenerator  
EVs: 248 HP / 88 Def / 160 SpD / 12 Spe  
Careful Nature  
- Knock Off  
- Haze  
- Toxic Spikes  
- Recover  

Magnezone @ Leftovers  
Ability: Magnet Pull  
EVs: 212 HP / 44 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunderbolt  
- Body Press  
- Iron Defense  
- Protect  

Tornadus-Therian (M) @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 252 HP / 4 SpA / 252 Spe  
Timid Nature  
- Hurricane  
- Knock Off  
- Defog  
- Toxic  

Blissey @ Heavy-Duty Boots  
Ability: Natural Cure  
EVs: 200 HP / 252 Def / 56 SpD  
Bold Nature  
IVs: 0 Atk  
- Soft-Boiled  
- Seismic Toss  
- Toxic  
- Teleport  

Hippowdon @ Rocky Helmet  
Ability: Sand Stream  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Earthquake  
- Slack Off  
- Stealth Rock  
- Toxic  

Buzzwole @ Rocky Helmet  
Ability: Beast Boost  
EVs: 252 HP / 252 Def / 4 Spe  
Impish Nature  
- Drain Punch  
- Ice Punch  
- Bulk Up  
- Roost