Blastoise @ Sitrus Berry  
Ability: Torrent  
EVs: 252 HP / 92 Def / 164 SpD  
Impish Nature  
- Fake Out  
- Flip Turn  
- Follow Me  
- Helping Hand  

Rillaboom @ Assault Vest  
Ability: Grassy Surge  
EVs: 252 HP / 140 Atk / 116 SpD  
Adamant Nature  
- Fake Out  
- Grassy Glide  
- U-turn  
- Wood Hammer  

Diancie @ Weakness Policy  
Ability: Clear Bod  
EVs: 252 HP / 140 Atk / 116 SpD  
Brave Nature  
IVs: 0 Spe  
- Diamond Storm  
- Body Press  
- Trick Room  
- Protect  

Kartana @ Scope Lens  
Ability: Beast Boost  
EVs: 4 HP / 252 SpD / 252 Spe  
Jolly Nature  
- Leaf Blade  
- Sacred Sword  
- Substitute  
- Protect  

Heatran @ Charcoal  
Ability: Flash Fire  
EVs: 252 HP / 252 SpA / 4 SpD  
Modest Nature  
IVs: 0 Atk  
- Eruption  
- Heat Wave  
- Earth Power  
- Protect  

Dragapult @ Life Orb  
Ability: Clear Body  
EVs: 252 Atk / 4 SpD / 252 Spe  
Jolly Nature  
- Dragon Dance  
- Dragon Claw  
- Phantom Force  
- Protect