Kyurem-White @ Choice Specs  
Ability: Turboblaze  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Ice Beam  
- Fusion Flare  
- Freeze-Dry  
- Draco Meteor  

Marshadow @ Choice Band  
Ability: Technician  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Spectral Thief  
- Close Combat  
- Shadow Sneak  
- Rock Tomb  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 224 HP / 32 Atk / 252 SpD  
Adamant Nature  
- Knock Off  
- U-turn  
- Roost  
- Defog  

Groudon @ Leftovers  
Ability: Drought  
EVs: 252 HP / 108 Atk / 132 Def / 16 Spe  
Impish Nature  
- Precipice Blades  
- Stone Edge  
- Thunder Wave  
- Swords Dance  

Necrozma-Dusk-Mane @ Leftovers  
Ability: Prism Armor  
EVs: 252 HP / 136 SpD / 120 Spe  
Careful Nature  
- Thunder Wave  
- Stealth Rock  
- Iron Head  
- Moonlight  

Eternatus @ Heavy-Duty Boots  
Ability: Pressure  
EVs: 164 HP / 252 SpD / 92 Spe  
Timid Nature  
- Dragon Tail  
- Recover  
- Mystical Fire  
- Toxic Spikes