Toxapex @ Rocky Helmet  
Ability: Regenerator  
EVs: 252 HP / 224 Def / 32 SpD  
Bold Nature  
IVs: 0 Atk  
- Sludge Bomb  
- Toxic  
- Recover  
- Scald  

Tapu Fini @ Icium Z  
Ability: Misty Surge  
EVs: 252 HP / 4 SpA / 252 Spe  
Timid Nature  
- Haze  
- Moonblast  
- Knock Off  
- Taunt  

Swampert-Mega @ Swampertite  
Ability: Swift Swim  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Earthquake  
- Stealth Rock  
- Waterfall  
- Ice Punch  

Rotom-Wash @ Wiki Berry  
Ability: Levitate  
EVs: 252 HP / 208 SpD / 48 Spe  
Calm Nature  
IVs: 0 Atk  
- Defog  
- Thunder Wave  
- Volt Switch  
- Hydro Pump  

Greninja @ Choice Scarf  
Ability: Protean  
EVs: 96 Atk / 160 SpA / 252 Spe  
Naive Nature  
- Dark Pulse  
- Ice Beam  
- U-turn  
- Gunk Shot  

Pelipper @ Choice Specs  
Ability: Drizzle  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
- Hurricane  
- Hydro Pump  
- U-turn  
- Scald