Groudon @ Custap Berry  
Ability: Drought  
Tera Type: Fire  
EVs: 252 HP / 252 Atk  
Adamant Nature  
- Swords Dance  
- Earthquake  
- Heat Crash  
- Endure  

Trevenant @ Custap Berry  
Ability: Harvest  
Tera Type: Fairy  
EVs: 244 HP / 12 Def / 252 SpD  
Calm Nature  
- Substitute  
- Endure  
- Knock Off  
- Curse  

Maushold @ Sitrus Berry  
Ability: Cheek Pouch  
Tera Type: Poison  
EVs: 252 HP / 4 Atk / 252 Spe  
Jolly Nature  
- Substitute  
- Protect  
- Double-Edge  
- Tidy Up  

Deoxys @ Petaya Berry  
Ability: Pressure  
Tera Type: Dark  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Substitute  
- Psychic  
- Ice Beam  
- Taunt  

Rotom-Heat @ Sitrus Berry  
Ability: Levitate  
Tera Type: Steel  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Overheat  
- Nasty Plot  
- Volt Switch  
- Will-O-Wisp  

Muk-Alola @ Jaboca Berry  
Ability: Gluttony  
Tera Type: Fairy  
EVs: 252 HP / 4 Atk / 252 Def  
Impish Nature  
- Knock Off  
- Toxic  
- Haze  
- Pain Split