Ditto @ Quick Powder  
Ability: Turboblaze  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Jolly Nature  
- Lovely Kiss  
- Stealth Rock  
- Sticky Web  
- Explosion  

Gengar-Mega @ Spooky Plate  
Ability: Normalize  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Shell Smash  
- Entrainment  
- Judgment  
- Boomburst  

Gengar-Mega @ Focus Sash  
Ability: Normalize  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Shell Smash  
- Entrainment  
- Revelation Dance  
- Boomburst  

Gengar-Mega @ Focus Sash  
Ability: Queenly Majesty  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Spore  
- Shell Smash  
- Moongeist Beam  
- Secret Sword  

Yveltal @ Safety Goggles  
Ability: Turboblaze  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Spore  
- Shell Smash  
- Knock Off  
- Dragon Ascent  

Zekrom @ Focus Sash  
Ability: Magic Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
- Metal Burst  
- Bolt Strike  
- Rapid Spin  
- Spectral Thief