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

Volcarona @ Buginium Z  
Ability: Flame Body  
EVs: 248 HP / 124 Def / 136 Spe  
Timid Nature  
IVs: 0 Atk  
- Quiver Dance  
- Roost  
- Flamethrower  
- Bug Buzz  

Tornadus-Therian @ Rocky Helmet  
Ability: Regenerator  
EVs: 252 HP / 4 Def / 252 Spe  
Timid Nature  
- Taunt  
- Hurricane  
- U-turn  
- Defog  

Tangrowth @ Assault Vest  
Ability: Regenerator  
EVs: 252 HP / 4 Def / 252 SpD  
Sassy Nature  
- Payback  
- Giga Drain  
- Earthquake  
- Hidden Power [Ice]  

Landorus-Therian @ Choice Scarf  
Ability: Intimidate  
EVs: 244 Atk / 68 Def / 196 Spe  
Naive Nature  
- Earthquake  
- Defog  
- U-turn  
- Hidden Power [Ice]  

Slowbro @ Leftovers  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk  
- Scald  
- Slack Off  
- Ice Beam  
- Thunder Wave