Groudon-Primal @ Life Orb  
Ability: Mold Breaker  
EVs: 252 HP / 252 Atk / 252 Def / 252 Spe  
Adamant Nature  
- V-create  
- Thousand Arrows  
- First Impression  
- King's Shield  

Giratina-Origin @ Choice Scarf  
Ability: Imposter  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Bold Nature  
IVs: 0 Atk  
- Recover  
- Trick  
- Moongeist Beam  
- Clangorous Soulblaze  

Gengar-Mega @ Choice Scarf  
Ability: Parental Bond  
EVs: 252 HP / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Modest Nature  
- Moongeist Beam  
- U-turn  
- Sludge Bomb  
- Ice Beam  

Mewtwo-Mega-X @ Focus Sash  
Ability: Prankster  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpD / 252 Spe  
Adamant Nature  
IVs: 0 Atk  
- Taunt  
- Stealth Rock  
- Toxic Spikes  
- Destiny Bond  

Blissey (F) @ Lum Berry  
Ability: Innards Out  
EVs: 252 HP / 180 Def / 252 SpD / 252 Spe  
Gentle Nature  
IVs: 0 Def  
- Magic Coat  
- Recover  
- U-turn  
- Toxic Spikes  

Mewtwo-Mega-X @ Focus Sash  
Ability: Magic Guard  
EVs: 252 HP / 252 Atk / 252 Def / 252 SpA / 252 SpD / 252 Spe  
Adamant Nature  
- Pursuit  
- Storm Throw  
- Spectral Thief  
- Sunsteel Strike