Calyrex-Shadow @ Leftovers  
Ability: As One (Spectrier)  
EVs: 52 Def / 204 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Astral Barrage  
- Leech Seed  
- Nasty Plot  
- Substitute  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 248 HP / 204 Def / 56 SpD  
Impish Nature  
- Sacred Fire  
- Thunder Wave  
- Defog  
- Whirlwind  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Prism Armor  
EVs: 252 HP / 40 Def / 208 SpD / 8 Spe  
Careful Nature  
- Iron Head  
- Thunder Wave  
- Morning Sun  
- Stealth Rock  

Eternatus @ Eject Pack  
Ability: Pressure  
EVs: 252 HP / 220 SpD / 36 Spe  
Timid Nature  
IVs: 0 Atk  
- Flamethrower  
- Draco Meteor  
- Toxic  
- Recover  

Zekrom @ Life Orb  
Ability: Teravolt  
EVs: 4 Atk / 252 SpA / 252 Spe  
Rash Nature  
- Bolt Strike  
- Roost  
- Draco Meteor  
- Focus Blast  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 248 HP / 76 SpD / 184 Spe  
Jolly Nature  
- Foul Play  
- Sucker Punch  
- Defog  
- Roost