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  

Swampert-Mega @ Swampertite  
Ability: Swift Swim  
Tera Type: Water  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Earthquake  
- Ice Punch  
- Stealth Rock  
- Flip Turn  

Ogerpon-Wellspring (F) @ Wellspring Mask  
Ability: Water Absorb  
Tera Type: Water  
EVs: 172 Atk / 84 Def / 252 Spe  
Jolly Nature  
- Ivy Cudgel  
- Horn Leech  
- Swords Dance  
- Taunt  

Toxapex @ Icium Z  
Ability: Regenerator  
Tera Type: Poison  
EVs: 248 HP / 120 Def / 124 SpD / 16 Spe  
Bold Nature  
- Sludge Bomb  
- Knock Off  
- Haze  
- Recover  

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

Urshifu-Rapid-Strike @ Choice Scarf  
Ability: Unseen Fist  
Tera Type: Fighting  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Close Combat  
- Surging Strikes  
- Poison Jab  
- U-turn