Cresselia (F) @ Sitrus Berry  
Ability: Levitate  
EVs: 212 HP / 252 Def / 44 Spe  
Bold Nature  
IVs: 0 Atk  
- Trick Room  
- Psychic  
- Icy Wind  
- Thunder Wave  

Rillaboom @ Assault Vest  
Ability: Grassy Surge  
EVs: 200 HP / 112 Atk / 196 Spe  
Adamant Nature  
- Fake Out  
- Grassy Glide  
- High Horsepower  
- U-turn  

Buzzwole @ Leftovers  
Ability: Beast Boost  
EVs: 252 HP / 8 Atk / 248 Spe  
Adamant Nature  
- Drain Punch  
- Leech Life  
- Substitute  
- Protect  

Dragapult @ Choice Specs  
Ability: Clear Body  
EVs: 252 SpA / 32 SpD / 224 Spe  
Modest Nature  
IVs: 0 Atk  
- Draco Meteor  
- Shadow Ball  
- Flamethrower  
- Thunderbolt  

Incineroar @ Sitrus Berry  
Ability: Intimidate  
EVs: 252 HP / 76 Atk / 68 Def / 36 SpD / 76 Spe  
Careful Nature  
- Fake Out  
- Flare Blitz  
- Knock Off  
- Parting Shot  

Diancie @ Weakness Policy  
Ability: Clear Body  
EVs: 252 HP / 252 Atk / 4 SpD  
Adamant Nature  
- Trick Room  
- Diamond Storm  
- Body Press  
- Protect