Ditto @ Choice Scarf  
Ability: Imposter  
EVs: 248 HP / 8 Atk / 252 Def  
Impish Nature  
IVs: 30 Atk  
- Transform  

Excadrill @ Focus Sash  
Ability: Mold Breaker  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Stealth Rock  
- Rapid Spin  
- Rock Tomb  
- Earthquake  

Calyrex-Shadow @ Focus Sash  
Ability: As One (Spectrier)  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Astral Barrage  
- Dark Pulse  
- Energy Ball  
- Psychic  

Clefable @ Leftovers  
Ability: Magic Guard  
EVs: 252 HP / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Minimize  
- Calm Mind  
- Moonblast  
- Baton Pass  

Marshadow @ Choice Scarf  
Ability: Technician  
EVs: 252 Atk / 4 SpA / 252 Spe  
Hasty Nature  
- Spectral Thief  
- Close Combat  
- Aura Sphere  
- Knock Off  

Regieleki  
Ability: Transistor  
EVs: 252 Atk / 4 SpA / 252 Spe  
Hasty Nature  
- Volt Switch  
- Thunderbolt  
- Explosion  
- Acrobatics