Gholdengo @ Leftovers  
Ability: Good as Gold  
Tera Type: Ghost / Fairy / Normal / Water
EVs: 252 HP / 116 Def / 12 SpA / 128 SpD  
Calm Nature  
- Shadow Ball  
- Make It Rain  
- Nasty Plot  
- Recover  

Rotom-Wash @ Leftovers  
Ability: Levitate  
Tera Type: Poison / Ghost / Steel
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
- Volt Switch  
- Hydro Pump  
- Will-O-Wisp  
- Pain Split / Defog