Groudon-Primal @ Lum Berry  
Ability: Mold Breaker  
EVs: 232 HP / 252 Atk / 4 SpD / 20 Spe  
Adamant Nature  
- King's Shield  
- Recover  
- Shell Smash  
- Thousand Arrows  

Giratina @ Griseous Orb  
Ability: Prankster  
EVs: 248 HP / 252 Def / 8 Spe  
Bold Nature  
IVs: 0 Atk  
- Will-O-Wisp  
- Encore  
- Curse  
- Roost  

Ho-Oh @ Toxic Orb  
Ability: Magic Guard  
EVs: 248 HP / 8 Def / 252 SpD  
Careful Nature  
- Flare Blitz  
- Psycho Shift  
- Defog  
- Recover  

Xerneas @ Leftovers  
Ability: Wonder Guard  
EVs: 248 HP / 8 Def / 252 SpA  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Stealth Rock  
- Substitute  
- Moonblast  
- Baton Pass  

Rayquaza-Mega @ Choice Band  
Ability: Gale Wings  
EVs: 252 HP / 252 Atk / 4 Def  
Adamant Nature  
- Dragon Ascent  
- Close Combat  
- Sacred Fire  
- Pursuit  

Sableye-Mega @ Flame Orb  
Ability: Wonder Guard  
Level: 2  
EVs: 76 HP / 196 Atk / 76 Def / 156 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Psycho Shift  
- Curse  
- Pain Split  
- Baton Pass