Ferrothorn @ Leftovers  
Ability: Iron Barbs  
Tera Type: Ghost  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
- Spikes  
- Power Whip  
- Gyro Ball  
- Leech Seed  

Kyogre @ Choice Scarf  
Ability: Drizzle  
Tera Type: Water  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Water Spout  
- Origin Pulse  
- Thunder  
- Ice Beam  

Tornadus-Therian (M) @ Heavy-Duty Boots  
Ability: Regenerator  
Tera Type: Steel  
EVs: 252 HP / 40 Def / 216 Spe  
Timid Nature  
- Hurricane  
- U-turn  
- Defog  
- Knock Off  

Tapu Koko @ Heavy-Duty Boots  
Ability: Electric Surge  
Tera Type: Electric  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 30 Atk  
- Thunderbolt  
- Dazzling Gleam  
- Hidden Power [Ice]  
- U-turn  

Gliscor @ Toxic Orb  
Ability: Poison Heal  
Tera Type: Fairy  
EVs: 244 HP / 252 SpD / 12 Spe  
Careful Nature  
- Defog  
- Earthquake  
- Roost  
- Toxic  

Swampert-Mega @ Swampertite  
Ability: Swift Swim  
Tera Type: Water  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Waterfall  
- Earthquake  
- Ice Punch  
- Bulk Up