Celesteela @ Leftovers  
Ability: Beast Boost  
EVs: 120 HP / 136 Def / 252 SpD  
Relaxed Nature  
- Leech Seed  
- Protect  
- Heavy Slam  
- Flamethrower  

Thundurus @ Leftovers  
Ability: Prankster  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Nasty Plot  
- Thunder  
- Focus Blast  
- Sludge Wave  

Swampert-Mega (M) @ Swampertite  
Ability: Swift Swim  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Hydro Pump  
- Earth Power  
- Focus Blast  
- Ice Beam  

Naganadel @ Choice Scarf  
Ability: Beast Boost  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Gunk Shot  
- Outrage  
- Throat Chop  
- U-turn  

Dragonite (F) @ Weakness Policy  
Ability: Multiscale  
Shiny: Yes  
EVs: 252 SpA / 80 SpD / 176 Spe  
Modest Nature  
IVs: 0 Atk  
- Agility  
- Thunder  
- Hurricane  
- Surf  

Pelipper (F) @ Damp Rock  
Ability: Drizzle  
EVs: 176 Def / 80 SpD / 252 Spe  
Jolly Nature  
- Liquidation  
- Defog  
- U-turn  
- Gunk Shot