Skarmory @ Leftovers  
Ability: Sturdy  
EVs: 252 HP / 232 Def / 24 Spe  
Impish Nature  
- Defog  
- Roost  
- Beak Blast  
- Counter  

Giratina @ Life Orb  
Ability: Pressure  
EVs: 248 HP / 252 SpA / 8 SpD  
Modest Nature  
IVs: 0 Atk  
- Moongeist Beam  
- Core Enforcer  
- Sleep Talk  
- Rest  

Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 252 HP / 252 Atk / 4 SpD  
Adamant Nature  
- Stealth Rock  
- Dragon Tail  
- Precipice Blades  
- Shore Up  

Mewtwo-Mega-X @ Mewtwonite X  
Ability: Steadfast  
EVs: 252 Atk / 252 Spe  
Hasty Nature  
- Bulk Up  
- Photon Geyser  
- Low Kick  
- Recover  

Necrozma-Dusk-Mane @ Solganium Z  
Ability: Prism Armor  
EVs: 252 HP / 252 Atk / 4 SpD  
Adamant Nature  
- Moonlight  
- Sunsteel Strike  
- Spectral Thief  
- Magic Coat  

Xerneas @ Choice Scarf  
Ability: Fairy Aura  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Moonblast  
- Moonlight  
- Defog  
- Aromatherapy