Magnezone @ Air Balloon  
Ability: Magnet Pull  
EVs: 252 Def / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Iron Defense  
- Body Press  
- Magnet Rise  
- Light Screen  

Xerneas @ Power Herb  
Ability: Fairy Aura  
EVs: 232 HP / 252 Def / 24 Spe  
Bold Nature  
IVs: 0 Atk  
- Geomancy  
- Block  
- Rest  
- Moonblast  

Eternatus @ Power Herb  
Ability: Pressure  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Meteor Beam  
- Flamethrower  
- Dynamax Cannon  
- Recover  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Prism Armor  
EVs: 252 HP / 136 Def / 120 Spe  
Adamant Nature  
- Dragon Dance  
- Sunsteel Strike  
- Stone Edge  
- Moonlight  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
- Oblivion Wing  
- Foul Play  
- Sucker Punch  
- Roost  

Calyrex-Shadow @ Leftovers  
Ability: As One (Spectrier)  
EVs: 120 Def / 136 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Nasty Plot  
- Astral Barrage  
- Leech Seed