Arcanine-Hisui @ Choice Band  
Ability: Rock Head  
Tera Type: Fire  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Head Smash  
- Flare Blitz  
- Extreme Speed  
- Close Combat  

Slither Wing @ Choice Scarf  
Ability: Protosynthesis  
Tera Type: Bug  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- First Impression  
- U-turn  
- Close Combat  
- Wild Charge  

Steelix-Mega @ Steelixite  
Ability: Sturdy  
Tera Type: Steel  
EVs: 252 HP / 200 Atk / 8 Def / 48 SpD  
Brave Nature  
IVs: 0 Spe  
- Stealth Rock  
- Gyro Ball  
- Earthquake  
- Curse  

Thundurus @ Electrium Z  
Ability: Prankster  
Tera Type: Electric  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Thunderbolt  
- Grass Knot  
- Sludge Bomb  

Slowking @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Water  
EVs: 252 HP / 252 Def / 4 SpA  
Relaxed Nature  
IVs: 0 Atk / 0 Spe  
- Scald  
- Future Sight  
- Slack Off  
- Teleport  

Crobat @ Heavy-Duty Boots  
Ability: Inner Focus  
Tera Type: Poison  
EVs: 252 HP / 40 Def / 216 Spe  
Jolly Nature  
- Brave Bird  
- Roost  
- U-turn  
- Defog