Zygarde @ Leftovers  
Ability: Power Construct  
Shiny: Yes  
EVs: 252 HP / 4 Def / 252 SpD  
Careful Nature  
- Coil  
- Thousand Arrows  
- Glare  
- Rest  

Eternatus @ Black Sludge  
Ability: Pressure  
EVs: 252 HP / 4 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Toxic Spikes  
- Dynamax Cannon  
- Recover  
- Flamethrower  

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

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
Shiny: Yes  
EVs: 248 HP / 8 Atk / 252 SpD  
Careful Nature  
- Knock Off  
- Defog  
- Roost  
- Sucker Punch  

Necrozma-Dusk-Mane @ Rocky Helmet  
Ability: Prism Armor  
EVs: 252 HP / 252 Def / 4 SpD  
Impish Nature  
- Photon Geyser  
- Stealth Rock  
- Morning Sun  
- Sunsteel Strike  

Xerneas @ Power Herb  
Ability: Fairy Aura  
Shiny: Yes  
EVs: 248 HP / 252 SpA / 8 SpD  
Modest Nature  
IVs: 0 Atk  
- Geomancy  
- Focus Blast  
- Psyshock  
- Moonblast