Zekrom @ Life Orb  
Ability: Teravolt  
EVs: 64 HP / 252 Atk / 192 Spe  
Adamant Nature  
- Dragon Dance  
- Bolt Strike  
- Roost  
- Dragon Claw  

Groudon @ Leftovers  
Ability: Drought  
EVs: 252 HP / 16 Atk / 220 Def / 20 Spe  
Adamant Nature  
- Stealth Rock  
- Precipice Blades  
- Thunder Wave  
- Stone Edge  

Yveltal @ Heavy-Duty Boots  
Ability: Dark Aura  
EVs: 200 HP / 8 Def / 48 SpD / 252 Spe  
Jolly Nature  
- Taunt  
- Foul Play  
- Roost  
- Knock Off  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 248 HP / 8 Def / 252 SpD  
Careful Nature  
- Spikes  
- Power Whip  
- Protect  
- Leech Seed  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 248 HP / 28 Atk / 160 Def / 52 SpD / 20 Spe  
Impish Nature  
- Sacred Fire  
- Defog  
- Brave Bird  
- Thunder Wave  

Eternatus @ Heavy-Duty Boots  
Ability: Pressure  
EVs: 164 HP / 252 Def / 92 Spe  
Timid Nature  
- Dragon Tail  
- Recover  
- Flamethrower  
- Toxic