Eternatus @ Heavy-Duty Boots  
Ability: Pressure  
EVs: 248 HP / 168 SpD / 92 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Flamethrower  
- Toxic Spikes  
- Recover  

Porygon2 @ Eviolite  
Ability: Trace  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
IVs: 0 Atk / 0 Spe  
- Foul Play  
- Ice Beam  
- Recover  
- Teleport  

Zacian @ Choice Band  
Ability: Intrepid Sword  
EVs: 252 Atk / 64 SpD / 192 Spe  
Adamant Nature  
- Play Rough  
- Close Combat  
- Wild Charge  
- Quick Attack  

Regieleki @ Choice Specs  
Ability: Transistor  
EVs: 28 Atk / 252 SpA / 228 Spe  
Rash Nature  
- Volt Switch  
- Thunderbolt  
- Thunder  
- Rapid Spin  

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

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 248 HP / 188 Def / 52 SpD / 20 Spe  
Impish Nature  
- Sacred Fire  
- Thunder Wave  
- Defog  
- Whirlwind