Tornadus-Therian @ Rocky Helmet  
Ability: Regenerator  
EVs: 152 HP / 164 Def / 192 Spe  
Timid Nature  
- Hurricane  
- Knock Off  
- U-turn  
- Taunt  

Pelipper @ Damp Rock  
Ability: Drizzle  
EVs: 248 HP / 36 Def / 224 SpD  
Relaxed Nature  
IVs: 9 Spe  
- Hurricane  
- U-turn  
- Roost  
- Defog  

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

Manaphy @ Waterium Z  
Ability: Hydration  
EVs: 4 Def / 252 SpA / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Surf  
- Psychic  
- Tail Glow  
- Rest  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 88 Def / 168 SpD  
Relaxed Nature  
- Power Whip  
- Leech Seed  
- Spikes  
- Protect  

Magearna @ Custap Berry  
Ability: Soul-Heart  
EVs: 224 HP / 32 Atk / 252 SpA  
Quiet Nature  
IVs: 12 Spe  
- Fleur Cannon  
- Volt Switch  
- Focus Blast  
- Explosion