Toxapex @ Damp Rock  
Ability: raindance  
EVs: 248 HP / 252 Def / 8 Spe  
Bold Nature  
IVs: 0 Atk  
- Toxic Spikes  
- Recover  
- Scald  
- Baneful Bunker  

Gyarados @ Waterium Z  
Ability: dragondance  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Waterfall  
- Earthquake  
- Bounce  

Kartana @ Choice Scarf  
Ability: swordsdance  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Leaf Blade  
- Smart Strike  
- Knock Off  
- Sacred Sword