Mewtwo @ Life Orb  
Ability: Pressure  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Ice Beam  
- Psystrike  
- Shadow Ball / Focus Blast / Fire Blast  

In Between (Calyrex-Shadow) @ Choice Specs  
Ability: As One (Spectrier)  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Astral Barrage  
- Psyshock  
- Trick  
- Aromatherapy  

Hands held high (Tangrowth) @ Rocky Helmet  
Ability: Regenerator  
EVs: 252 HP / 252 Def / 4 SpA  
Relaxed Nature  
- Sludge Bomb  
- Earthquake  
- Sleep Powder  
- Grass Knot  

What I've done (Necrozma-Dusk-Mane) @ Leftovers  
Ability: Prism Armor  
EVs: 252 HP / 136 Atk / 120 Spe  
Adamant Nature  
- Sunsteel Strike  
- Moonlight  
- Stone Edge  
- Dragon Dance  

No more sorrow (Blissey) (F) @ Utility Umbrella  
Ability: Natural Cure  
EVs: 4 HP / 252 Def / 252 SpD  
Calm Nature  
- Soft-Boiled  
- Seismic Toss  
- Stealth Rock  
- Confide  

Bleed it out (Yveltal) @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 248 HP / 16 Atk / 244 SpD  
Careful Nature  
IVs: 18 Spe  
- Roost  
- Defog  
- Foul Play  
- U-turn