Shaymin-Sky @ Leftovers  
Ability: Serene Grace  
Tera Type: Steel  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Seed Flare  
- Air Slash  
- Leech Seed  

Eternatus @ Leftovers  
Ability: Pressure  
Tera Type: Fairy  
EVs: 248 HP / 252 SpD / 8 Spe  
Calm Nature  
- Recover  
- Toxic Spikes  
- Sludge Bomb  
- Dynamax Cannon  

Groudon @ Red Orb  
Ability: Drought  
Tera Type: Ground  
EVs: 248 HP / 56 Def / 204 SpD  
Relaxed Nature  
- Stealth Rock  
- Precipice Blades  
- Rock Tomb  
- Thunder Wave  

Ho-Oh @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Grass  
EVs: 248 HP / 204 Def / 56 SpD  
Impish Nature  
- Sacred Fire  
- Defog  
- Thunder Wave  
- Whirlwind  

Marshadow @ Choice Band  
Ability: Technician  
Tera Type: Ghost  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Poltergeist  
- Spectral Thief  
- Low Kick  
- Shadow Sneak  

Arceus-Dark @ Dread Plate  
Ability: Multitype  
Tera Type: Poison  
EVs: 248 HP / 136 Def / 124 Spe  
Bold Nature  
- Foul Play  
- Toxic  
- Taunt  
- Recover