Calyrex-Ice @ Choice Band  
Ability: As One (Glastrier)  
EVs: 248 HP / 252 Atk / 8 Def  
Brave Nature  
IVs: 0 Spe  
- Glacial Lance  
- High Horsepower  
- Icicle Spear  
- Aromatherapy  

Eternatus @ Power Herb  
Ability: Pressure  
EVs: 248 HP / 168 Def / 92 Spe  
Timid Nature  
IVs: 0 Atk  
- Meteor Beam  
- Dynamax Cannon  
- Flamethrower  
- Recover  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Prism Armor  
EVs: 248 HP / 252 Def / 8 Spe  
Impish Nature  
- Sunsteel Strike  
- Morning Sun  
- Earthquake  
- Stealth Rock  

Yveltal @ Choice Scarf  
Ability: Dark Aura  
EVs: 16 HP / 240 SpD / 252 Spe  
Jolly Nature  
- Foul Play  
- U-turn  
- Defog  
- Roost  

Blissey (F) @ Utility Umbrella  
Ability: Natural Cure  
EVs: 252 Def / 4 SpA / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Confide  
- Soft-Boiled  
- Healing Wish  
- Shadow Ball  

Lunala @ Heavy-Duty Boots  
Ability: Shadow Shield  
EVs: 248 HP / 8 Def / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Ice Beam  
- Roost  
- Will-O-Wisp  
- Teleport