Serperior @ Rocky Helmet  
Ability: Contrary  
Tera Type: Grass  
EVs: 56 HP / 200 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Leaf Storm  
- Hidden Power [Fire]  
- Substitute  
- Glare  

Samurott-Hisui @ Choice Scarf  
Ability: Sharpness  
Tera Type: Water  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Razor Shell  
- Ceaseless Edge  
- Sacred Sword  
- Flip Turn  

Dragonite @ Heavy-Duty Boots  
Ability: Multiscale  
Tera Type: Dragon  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Earthquake  
- Ice Spinner  
- Roost  

Tapu Koko @ Heavy-Duty Boots  
Ability: Electric Surge  
Tera Type: Electric  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
- Thunderbolt  
- Roost  
- Hidden Power [Ice]  
- U-turn  

Heatran @ Leftovers  
Ability: Flash Fire  
Tera Type: Fire  
EVs: 248 HP / 220 SpD / 40 Spe  
Calm Nature  
IVs: 0 Atk  
- Magma Storm  
- Earth Power  
- Toxic  
- Roar  

Great Tusk @ Rocky Helmet  
Ability: Protosynthesis  
Tera Type: Ground  
EVs: 252 HP / 4 Atk / 252 Spe  
Jolly Nature  
- Headlong Rush  
- Ice Spinner  
- Rapid Spin  
- Stealth Rock