Diancie-Mega @ Diancite  
Ability: Clear Body  
EVs: 252 HP / 16 Atk / 240 Spe  
Hasty Nature  
- Diamond Storm  
- Moonblast  
- Hidden Power [Ice]  
- Protect  

Amoonguss @ Rocky Helmet  
Ability: Regenerator  
EVs: 252 HP / 160 Def / 96 SpD  
Calm Nature  
IVs: 0 Atk  
- Spore  
- Rage Powder  
- Energy Ball  
- Protect  

Braviary @ Life Orb  
Ability: Defiant  
Shiny: Yes  
EVs: 24 HP / 252 Atk / 232 Spe  
Adamant Nature  
- Brave Bird  
- Tailwind  
- Return  
- Superpower  

Landorus-Therian (M) @ Assault Vest  
Ability: Intimidate  
EVs: 252 HP / 100 Atk / 4 Def / 64 SpD / 88 Spe  
Adamant Nature  
- Earthquake  
- U-turn  
- Rock Slide  
- Hidden Power [Ice]  

Mew @ Rocky Helmet  
Ability: Synchronize  
EVs: 252 HP / 4 Def / 252 Spe  
Timid Nature  
- Fake Out  
- Flamethrower  
- Ice Beam  
- Earth Power  

Volcanion @ Safety Goggles  
Ability: Water Absorb  
EVs: 252 HP / 4 Def / 96 SpA / 152 SpD / 4 Spe  
Modest Nature  
IVs: 0 Atk  
- Steam Eruption  
- Heat Wave  
- Earth Power  
- Protect