Tyranitar @ Leftovers  
Ability: Sand Stream  
Tera Type: Rock  
EVs: 252 HP / 252 Atk / 4 SpD  
Adamant Nature  
- Pursuit  
- Knock Off  
- Stone Edge  
- Stealth Rock  

Omastar @ Shuca Berry  
Ability: Weak Armor  
Tera Type: Rock  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Shell Smash  
- Scald  
- Ice Beam  
- Earth Power  

Stakataka @ Chople Berry  
Ability: Beast Boost  
Tera Type: Rock  
EVs: 248 HP / 252 Atk / 8 SpD  
Lonely Nature  
IVs: 14 Def / 0 Spe  
- Trick Room  
- Heat Crash  
- Gyro Ball  
- Earthquake  

Nihilego @ Choice Scarf  
Ability: Beast Boost  
Tera Type: Rock  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Sludge Bomb  
- Power Gem  
- Thunderbolt  
- Dazzling Gleam  

Diancie-Mega @ Diancite  
Ability: Clear Body  
Tera Type: Rock  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Calm Mind  
- Moonblast  
- Earth Power  
- Mystical Fire  

Ogerpon-Cornerstone (F) @ Cornerstone Mask  
Ability: Sturdy  
Tera Type: Rock  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Horn Leech  
- Ivy Cudgel  
- Trailblaze  
- Swords Dance