Diancie-Mega @ Diancite  
Ability: Magic Bounce  
EVs: 4 Atk / 252 SpA / 252 Spe  
Timid Nature  
- Protect  
- Moonblast  
- Diamond Storm  
- Earth Power  

Magnezone @ Choice Scarf  
Ability: Magnet Pull  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
- Volt Switch  
- Hidden Power [Fire]  
- Flash Cannon  
- Thunderbolt  

Dragonite @ Lum Berry  
Ability: Multiscale  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Outrage  
- Extreme Speed  
- Earthquake  

Slowbro @ Rocky Helmet  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
- Scald  
- Slack Off  
- Thunder Wave  
- Ice Beam  

Tornadus-Therian (M) @ Assault Vest  
Ability: Regenerator  
EVs: 248 HP / 8 Def / 252 Spe  
Timid Nature  
- Hurricane  
- Heat Wave  
- Knock Off  
- U-turn  

Excadrill @ Leftovers  
Ability: Mold Breaker  
EVs: 32 HP / 56 Def / 168 SpD / 252 Spe  
Jolly Nature  
- Stealth Rock  
- Rapid Spin  
- Earthquake  
- Iron Head