Gyarados @ Heavy-Duty Boots  
Ability: Moxie  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Waterfall  
- Ice Fang  
- Power Whip  

Nihilego @ Black Sludge  
Ability: Beast Boost  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Power Gem  
- Sludge Wave  
- Knock Off  
- Stealth Rock  

Mandibuzz (F) @ Heavy-Duty Boots  
Ability: Overcoat  
EVs: 248 HP / 40 Def / 124 SpD / 96 Spe  
Impish Nature  
- Foul Play  
- U-turn  
- Brave Bird  
- Roost  

Hatterene (F) @ Leftovers  
Ability: Magic Bounce  
EVs: 252 HP / 236 Def / 8 SpD / 12 Spe  
Calm Nature  
IVs: 0 Atk  
- Psyshock  
- Draining Kiss  
- Mystical Fire  
- Healing Wish  

Excadrill @ Choice Scarf  
Ability: Mold Breaker  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Iron Head  
- Toxic  
- Rapid Spin  

Tangrowth @ Rocky Helmet  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
- Giga Drain  
- Earthquake  
- Knock Off  
- Synthesis