Volcarona @ Choice Specs  
Ability: Flame Body  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- U-turn  
- Fire Blast  
- Bug Buzz  
- Hidden Power [Ground]  

Victini @ Choice Scarf  
Ability: Victory Star  
EVs: 252 HP / 4 SpD / 252 Spe  
Jolly Nature  
- Final Gambit  
- U-turn  
- Trick  
- V-create  

Staraptor @ Choice Scarf  
Ability: Reckless  
EVs: 252 HP / 4 Atk / 252 Spe  
Jolly Nature  
- Final Gambit  
- U-turn  
- Brave Bird  
- Double-Edge  

Diancie-Mega @ Diancite  
Ability: Magic Bounce  
EVs: 252 Atk / 4 SpA / 252 Spe  
Hasty Nature  
- Stealth Rock  
- Diamond Storm  
- Moonblast  
- Explosion  

Serperior @ Choice Scarf  
Ability: Contrary  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Leaf Storm  
- Hidden Power [Ground]  
- Glare  
- Defog  

Cloyster @ Focus Sash  
Ability: Skill Link  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Shell Smash  
- Icicle Spear  
- Explosion  
- Liquidation