Metagross-Mega @ Metagrossite  
Ability: Tough Claws  
EVs: 252 Atk / 36 SpD / 220 Spe  
Adamant Nature  
- Zen Headbutt  
- Bullet Punch  
- Brick Break  
- Pursuit  

Rotom-Wash @ Choice Scarf  
Ability: Levitate  
EVs: 248 HP / 24 Def / 236 Spe  
Timid Nature  
IVs: 0 Atk  
- Hydro Pump  
- Volt Switch  
- Will-O-Wisp  
- Trick  

Serperior @ Chesto Berry  
Ability: Contrary  
EVs: 240 HP / 16 SpA / 252 Spe  
Timid Nature  
IVs: 1 Atk / 30 Def / 30 SpD / 30 Spe  
- Leaf Storm  
- Hidden Power [Rock]  
- Rest  
- Glare  

Excadrill @ Leftovers  
Ability: Mold Breaker  
EVs: 172 HP / 32 Def / 52 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Iron Head  
- Rapid Spin  
- Stealth Rock  

Tornadus-Therian (M) @ Rocky Helmet  
Ability: Regenerator  
EVs: 168 HP / 132 Def / 208 Spe  
Timid Nature  
- Hurricane  
- Knock Off  
- U-turn  
- Taunt  

Volcanion @ Leftovers  
Ability: Water Absorb  
EVs: 248 HP / 152 Def / 16 SpA / 84 SpD / 8 Spe  
Bold Nature  
IVs: 0 Atk  
- Steam Eruption  
- Flamethrower  
- Roar  
- Protect