Beedrill-Mega @ Beedrillite  
Ability: Swarm  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- U-turn  
- Poison Jab  
- Knock Off  
- Drill Run  

Rotom-Wash @ Leftovers  
Ability: Levitate  
EVs: 252 HP / 168 Def / 88 Spe  
Bold Nature  
IVs: 0 Atk  
- Hydro Pump  
- Will-O-Wisp  
- Pain Split  
- Volt Switch  

Rhyperior @ Rockium Z  
Ability: Solid Rock  
EVs: 252 HP / 16 Atk / 180 SpD / 60 Spe  
Adamant Nature  
- Stealth Rock  
- Stone Edge  
- Earthquake  
- Swords Dance  

Hydreigon @ Choice Scarf  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- U-turn  
- Dark Pulse  
- Draco Meteor  
- Defog  

Hatterene (F) @ Leftovers  
Ability: Magic Bounce  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Calm Mind  
- Draining Kiss  
- Mystical Fire  
- Psyshock  

Volcanion @ Heavy-Duty Boots  
Ability: Water Absorb  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Sludge Wave  
- Steam Eruption  
- Flamethrower  
- Hidden Power [Grass]