Pelipper @ Heavy-Duty Boots  
Ability: Drizzle  
Tera Type: Water  
EVs: 252 HP / 252 Def / 4 SpA  
Relaxed Nature  
IVs: 9 Spe  
- Roost  
- U-turn  
- Hurricane  
- Defog  

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

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

Toxapex @ Black Sludge  
Ability: Regenerator  
Tera Type: Poison  
EVs: 252 HP / 4 Atk / 252 Def  
Impish Nature  
- Toxic  
- Recover  
- Poison Jab  
- Haze  

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

Manaphy @ Waterium Z  
Ability: Hydration  
Tera Type: Water  
EVs: 4 HP / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Rain Dance  
- Tail Glow  
- Surf  
- Psychic