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

Swampert @ Swampertite  
Ability: Damp  
Tera Type: Water  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Waterfall  
- Ice Punch  
- Flip Turn  

Toxapex @ Black Sludge  
Ability: Regenerator  
Tera Type: Poison  
EVs: 252 HP / 252 Def / 4 SpD  
Relaxed Nature  
- Scald  
- Poison Jab  
- Recover  
- Haze  

Empoleon @ Heavy-Duty Boots  
Ability: Competitive  
Tera Type: Water  
EVs: 252 HP / 4 SpA / 252 SpD  
Calm Nature  
- Flash Cannon  
- Knock Off  
- Stealth Rock  
- Roost  

Greninja @ Choice Specs  
Ability: Protean  
Tera Type: Water  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Dark Pulse  
- Sludge Wave  
- Extrasensory  
- Ice Beam  

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