Dylan (Yveltal) @ Life Orb  
Ability: Dark Aura  
EVs: 4 Atk / 252 SpA / 252 Spe  
Hasty Nature  
- Dark Pulse  
- Oblivion Wing  
- Sucker Punch  
- Roost  

Byron (Ho-Oh) @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 248 HP / 108 Def / 136 SpD / 16 Spe  
Careful Nature  
- Sacred Fire  
- Thunder Wave  
- Defog  
- Roar  

Eric (Groudon) @ Leftovers  
Ability: Drought  
EVs: 240 HP / 252 Def / 16 Spe  
Impish Nature  
- Toxic  
- Swords Dance  
- Precipice Blades  
- Stone Edge  

Nate (Eternatus) @ Heavy-Duty Boots  
Ability: Pressure  
EVs: 164 HP / 252 SpD / 92 Spe  
Timid Nature  
IVs: 0 Atk  
- Dynamax Cannon  
- Mystical Fire  
- Toxic  
- Recover  

JT Yao (Xerneas) @ Choice Band  
Ability: Fairy Aura  
EVs: 252 Atk / 72 Def / 184 Spe  
Adamant Nature  
- Play Rough  
- Close Combat  
- Rock Slide  
- Aromatherapy  

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