Samurott-Hisui @ Focus Sash  
Ability: Sharpness  
Tera Type: Water  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Ceaseless Edge  
- Aqua Cutter  
- Sucker Punch  
- Sacred Sword  

Ogerpon-Wellspring (F) @ Wellspring Mask  
Ability: Water Absorb  
Tera Type: Water  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Ivy Cudgel  
- Horn Leech  
- Swords Dance  
- Play Rough  

Swampert @ Leftovers  
Ability: Torrent  
Tera Type: Water  
EVs: 248 HP / 32 Atk / 228 Def  
Impish Nature  
- Flip Turn  
- Stealth Rock  
- Earthquake  
- Knock Off  

Greninja @ Choice Scarf  
Ability: Protean  
Tera Type: Water  
EVs: 4 Atk / 252 SpA / 252 Spe  
Naive Nature  
- Sludge Wave  
- Ice Beam  
- Dark Pulse  
- Rock Slide  

Toxapex @ Black Sludge  
Ability: Regenerator  
Tera Type: Poison  
EVs: 252 HP / 4 Def / 252 SpD  
Calm Nature  
IVs: 0 Atk  
- Haze  
- Toxic  
- Infestation  
- Recover  

Walking Wake @ Choice Specs  
Ability: Protosynthesis  
Tera Type: Water  
EVs: 12 HP / 244 SpA / 252 Spe  
Timid Nature  
- Hydro Steam  
- Draco Meteor  
- Flamethrower  
- Flip Turn