Corviknight @ Leftovers  
Ability: Pressure  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Bulk Up  
- Brave Bird  
- Roost  
- Substitute  

Diancie-Mega @ Diancite  
Ability: Magic Bounce  
EVs: 244 HP / 12 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Stealth Rock  
- Moonblast  
- Endeavor  

Tapu Lele @ Terrain Extender  
Ability: Psychic Surge  
Shiny: Yes  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Moonblast  
- Taunt  
- Magic Coat  
- Psyshock  

Polteageist @ Focus Sash  
Ability: Weak Armor  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Shell Smash  
- Shadow Ball  
- Stored Power  
- Giga Drain  

Cloyster @ Focus Sash  
Ability: Skill Link  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Shell Smash  
- Icicle Spear  
- Rock Blast  
- Liquidation  

Volcarona @ Life Orb  
Ability: Flame Body  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Fire Blast  
- Bug Buzz  
- Hidden Power [Ground]  
- Quiver Dance