Deoxys-Tank @ Life Orb  
Ability: Soul-Heart  
EVs: 248 HP / 252 SpA / 8 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Core Enforcer  
- Psychic  
- Hidden Power [Fire]  
- Trick Room  

Slowbro @ Leftovers  
Ability: Oblivious  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Scald  
- Trick Room  
- Slack Off  
- Teleport  

Deoxys-Gem @ Focus Sash  
Ability: Life Gem  
EVs: 252 HP / 252 Atk / 4 SpD  
Brave Nature  
IVs: 0 Spe  
- Stealth Rock  
- Taunt  
- Trick Room  
- Explosion  

Groudon-Primal @ Heavy-Duty Boots  
Ability: Desolate Land  
EVs: 248 HP / 8 Def / 252 SpA  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Fire Blast  
- Desolate Magma  
- Earth Power  
- Solar Beam  

Slowking-Galar @ Black Sludge  
Ability: Regenerator  
EVs: 252 HP / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Sludge Bomb  
- Dark Pulse  
- Fire Blast  
- Nasty Plot  

Slowking @ Leftovers  
Ability: Electric Surge  
EVs: 252 HP / 252 SpA / 4 SpD  
Quiet Nature  
IVs: 0 Atk / 0 Spe  
- Scald  
- Rising Voltage  
- Slack Off  
- Trick Room