Slurpuff @ Focus Sash  
Ability: Unburden  
EVs: 252 SpA / 252 Spe  
Naive Nature  
IVs: 0 HP / 0 Atk / 0 Def / 0 SpD  
- Sticky Web  
- Yawn  
- Misty Explosion  
- Magic Coat  

Yveltal @ Life Orb  
Ability: Dark Aura  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Knock Off  
- Sucker Punch  
- Roost  
- Taunt  

Mewtwo @ Life Orb  
Ability: Pressure  
EVs: 36 Def / 252 SpA / 220 Spe  
Timid Nature  
IVs: 0 Atk  
- Psystrike  
- Ice Beam  
- Fire Blast  
- Nasty Plot  

Calyrex-Shadow @ Focus Sash  
Ability: As One (Spectrier)  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Astral Barrage  
- Draining Kiss  
- Nasty Plot  
- Psychic Terrain  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 168 Def / 252 SpA / 88 Spe  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Ingrain  
- Moonblast  
- Thunder  

Necrozma-Dusk-Mane @ Expert Belt  
Ability: Prism Armor  
EVs: 132 HP / 252 Atk / 124 Spe  
Adamant Nature  
- Dragon Dance  
- Sunsteel Strike  
- Stone Edge  
- Knock Off