Garchomp @ Life Orb  
Ability: Rough Skin  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Swords Dance  
- Scale Shot  
- Earthquake  
- Poison Jab  

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

Magearna @ Assault Vest  
Ability: Soul-Heart  
EVs: 252 HP / 252 SpA / 4 SpD  
Modest Nature  
IVs: 0 Atk  
- Fleur Cannon  
- Flash Cannon  
- Volt Switch  
- Focus Blast  

Bisharp @ Focus Sash  
Ability: Defiant  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Sucker Punch  
- Knock Off  
- Iron Head  
- Swords Dance  

Swampert @ Leftovers  
Ability: Torrent  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Flip Turn  
- Earthquake  
- Toxic  
- Stealth Rock  

Regieleki @ Heavy-Duty Boots  
Ability: Transistor  
EVs: 4 Atk / 252 SpA / 252 Spe  
Naive Nature  
- Volt Switch  
- Thunder Cage  
- Rapid Spin  
- Explosion