Garchomp @ Weakness Policy  
Ability: Rough Skin  
Tera Type: Dragon  
EVs: 252 Atk / 8 SpD / 248 Spe  
Adamant Nature  
- Earthquake  
- Scale Shot  
- Outrage  
- Endure  

Registeel @ Leftovers  
Ability: Clear Body  
Tera Type: Steel  
EVs: 248 HP / 8 Def / 252 SpD  
Careful Nature  
IVs: 0 Atk  
- Body Press  
- Amnesia  
- Iron Defense  
- Rest  

Arcanine-Hisui @ Choice Scarf  
Ability: Rock Head  
Tera Type: Fire  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Head Smash  
- Raging Fury  
- Close Combat  
- Outrage