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

Hatterene (F) @ Eject Button  
Ability: Magic Bounce  
EVs: 248 HP / 252 Def / 8 Spe  
Bold Nature  
- Nuzzle  
- Psychic Noise  
- Draining Kiss  
- Healing Wish  

Ogerpon-Wellspring (F) @ Wellspring Mask  
Ability: Water Absorb  
EVs: 252 Atk / 4 Def / 252 Spe  
Jolly Nature  
- Ivy Cudgel  
- Power Whip  
- Play Rough  
- Superpower  

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

Zapdos @ Heavy-Duty Boots  
Ability: Static  
EVs: 248 HP / 244 Def / 16 Spe  
Bold Nature  
IVs: 0 Atk  
- Thunder  
- Hurricane  
- Weather Ball  
- Roost  

Gholdengo @ Steelium Z  
Ability: Good as Gold  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Make It Rain  
- Shadow Ball  
- Nasty Plot  
- Recover