Sableye-Mega @ Safety Goggles  
Ability: Wonder Guard  
EVs: 248 HP / 8 Def / 252 SpD  
Sassy Nature  
IVs: 0 Atk  
- King's Shield  
- Recover  
- Defog  
- Parting Shot  

Gengar-Mega @ Gengarite  
Ability: Mold Breaker  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Shell Smash  
- Judgment  
- Secret Sword  
- Baton Pass  

Giratina @ Leftovers  
Ability: Magic Bounce  
EVs: 248 HP / 252 Def / 8 SpD  
Bold Nature  
IVs: 0 Atk  
- Substitute  
- Curse  
- Recover  
- Baton Pass  

Drifblim @ Choice Scarf  
Ability: Imposter  
EVs: 248 HP / 8 Def / 252 Spe  
Jolly Nature  
- Fake Out  
- Whirlwind  
- Recover  
- Trick  

Banette-Mega @ Banettite  
Ability: Wonder Guard  
EVs: 248 HP / 252 Atk / 8 Def  
Brave Nature  
IVs: 0 Spe  
- Shadow Sneak  
- Recover  
- Aromatherapy  
- U-turn  

Drifblim @ Spooky Plate  
Ability: Imposter  
EVs: 248 HP / 8 Atk / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Fake Out  
- Recover  
- Whirlwind  
- Parting Shot