Groudon-Primal @ Red Orb  
Ability: Desolate Land  
EVs: 248 HP / 56 Def / 204 SpD  
Impish Nature  
- Stealth Rock  
- Precipice Blades  
- Rock Tomb  
- Toxic  

Zygarde @ Leftovers  
Ability: Power Construct  
EVs: 252 HP / 4 Atk / 252 Def  
Impish Nature  
- Coil  
- Glare  
- Thousand Arrows  
- Rest  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
EVs: 248 HP / 192 Atk / 56 SpD / 12 Spe  
Adamant Nature  
- Sacred Fire  
- Brave Bird  
- Defog  
- Whirlwind  

Arceus-Ground @ Earth Plate  
Ability: Multitype  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Judgment  
- Ice Beam  
- Recover  

Yveltal @ Choice Scarf  
Ability: Dark Aura  
EVs: 4 Atk / 252 Def / 28 SpD / 224 Spe  
Jolly Nature  
- Foul Play  
- Toxic  
- U-turn  
- Oblivion Wing  

Eternatus @ Leftovers  
Ability: Pressure  
EVs: 248 HP / 88 Def / 164 SpD / 8 Spe  
Timid Nature  
IVs: 0 Atk  
- Recover  
- Toxic  
- Sludge Bomb  
- Dynamax Cannon