Rillaboom @ Choice Band  
Ability: Grassy Surge  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Grassy Glide  
- U-turn  
- Knock Off  
- Superpower  

Magnezone @ Choice Scarf  
Ability: Magnet Pull  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Thunderbolt  
- Flash Cannon  
- Hidden Power [Fire]  
- Volt Switch  

Toxapex @ Eject Button  
Ability: Regenerator  
EVs: 252 HP / 104 Def / 152 SpD  
Calm Nature  
IVs: 0 Atk  
- Toxic  
- Scald  
- Recover  
- Haze  

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

Corviknight @ Leftovers  
Ability: Pressure  
EVs: 252 HP / 44 Def / 212 SpD  
Impish Nature  
- Brave Bird  
- Roost  
- Defog  
- U-turn  

Mamoswine @ Icium Z  
Ability: Oblivious  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Icicle Crash  
- High Horsepower  
- Substitute  
- Ice Shard