Calyrex-Shadow @ Leftovers  
Ability: As One (Spectrier)  
EVs: 44 HP / 212 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Astral Barrage  
- Substitute  
- Leech Seed  

Zygarde @ Leftovers  
Ability: Power Construct  
EVs: 108 HP / 252 Def / 148 Spe  
Impish Nature  
- Thousand Arrows  
- Glare  
- Rest  
- Coil  

Necrozma-Dusk-Mane @ Heavy-Duty Boots  
Ability: Prism Armor  
EVs: 252 HP / 136 Def / 120 Spe  
Impish Nature  
- Thunder Wave  
- Moonlight  
- Earthquake  
- Knock Off  

Xerneas @ Heavy-Duty Boots  
Ability: Fairy Aura  
EVs: 252 HP / 192 Def / 64 Spe  
Bold Nature  
IVs: 0 Atk  
- Moonblast  
- Calm Mind  
- Thunder Wave  
- Rest  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 252 HP / 4 Atk / 252 SpD  
Careful Nature  
- Knock Off  
- Taunt  
- Roost  
- Defog  

Blissey (F) @ Utility Umbrella  
Ability: Natural Cure  
EVs: 4 HP / 252 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Confide  
- Soft-Boiled  
- Stealth Rock  
- Toxic