Cloyster @ Focus Sash  
Ability: Skill Link  
Tera Type: Water  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Icicle Spear  
- Shell Smash  
- Ice Shard  
- Rock Blast  

Quaquaval @ Heavy-Duty Boots  
Ability: Moxie  
Tera Type: Water  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Aqua Step  
- Rapid Spin  
- Knock Off  
- Close Combat  

Swampert @ Leftovers  
Ability: Torrent  
Tera Type: Water  
EVs: 252 HP / 24 Atk / 232 SpD  
Careful Nature  
- Earthquake  
- Flip Turn  
- Stealth Rock  
- Roar  

Gyarados @ Choice Scarf  
Ability: Moxie  
Tera Type: Water  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Waterfall  
- Earthquake  
- Stone Edge  
- Outrage  

Basculegion-F (F) @ Choice Specs  
Ability: Adaptability  
Tera Type: Water  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Surf  
- Hydro Pump  
- Shadow Ball  
- Ice Beam  

Araquanid @ Custap Berry  
Ability: Water Bubble  
Tera Type: Water  
EVs: 68 HP / 252 Atk / 188 Spe  
Adamant Nature  
- Sticky Web  
- Liquidation  
- Leech Life  
- Endeavor