Toxapex @ Icium Z  
Ability: Regenerator  
Tera Type: Steel  
EVs: 248 HP / 192 Def / 60 SpD / 8 Spe  
Bold Nature  
IVs: 0 Atk  
- Sludge Bomb  
- Scald  
- Haze  
- Recover  

Pelipper @ Heavy-Duty Boots  
Ability: Drizzle  
Tera Type: Water  
EVs: 248 HP / 252 Def / 8 SpD  
Relaxed Nature  
IVs: 9 Spe  
- Hurricane  
- Defog  
- Roost  
- U-turn  

Barraskewda @ Choice Band  
Ability: Swift Swim  
Tera Type: Water  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Liquidation  
- Close Combat  
- Psychic Fangs  
- Flip Turn  

Swampert @ Leftovers  
Ability: Torrent  
Tera Type: Water  
EVs: 240 HP / 16 Def / 252 SpD  
Sassy Nature  
- Earthquake  
- Stealth Rock  
- Roar  
- Flip Turn  

Gyarados-Mega @ Gyaradosite  
Ability: Intimidate  
Tera Type: Water  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Crunch  
- Earthquake  
- Substitute  
- Dragon Dance  

Greninja @ Choice Scarf  
Ability: Protean  
Tera Type: Water  
EVs: 4 Atk / 252 SpA / 252 Spe  
Naive Nature  
- Ice Beam  
- Dark Pulse  
- Gunk Shot  
- U-turn