Yveltal @ Toxic Orb  
Ability: Poison Heal  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Relaxed Nature  
- Revelation Dance  
- Lovely Kiss  
- Beak Blast  
- Defog  

Mewtwo-Mega-X @ Choice Band  
Ability: Adaptability  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Hasty Nature  
- Photon Geyser  
- Close Combat  
- Sleep Talk  
- First Impression  

Beedrill-Mega @ Buginium Z  
Ability: No Guard  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Jolly Nature  
- Sing  
- Gunk Shot  
- Megahorn  
- Precipice Blades  

Arceus-Psychic @ Safety Goggles  
Ability: Unaware  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Sassy Nature  
- Spectral Thief  
- Shore Up  
- Boomburst  
- Stealth Rock  

Giratina @ Griseous Orb  
Ability: Magic Bounce  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpD / 2 Spe  
Impish Nature  
IVs: 14 Spe  
- Spectral Thief  
- Entrainment  
- Shore Up  
- Anchor Shot  

Audino-Mega @ Safety Goggles  
Ability: Prankster  
EVs: 248 HP / 252 Atk / 252 Def / 252 SpD  
Sassy Nature  
IVs: 0 Spe  
- Haze  
- Dragon Tail  
- Destiny Bond  
- Shore Up