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

Tornadus-Therian @ Rocky Helmet  
Ability: Regenerator  
EVs: 240 HP / 64 Def / 204 Spe  
Timid Nature  
- Hurricane  
- Knock Off  
- U-turn  
- Taunt  

Greninja-Ash @ Choice Specs  
Ability: Battle Bond  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
- Surf  
- Dark Pulse  
- Ice Beam  
- Water Shuriken  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 32 Def / 224 SpD  
Sassy Nature  
IVs: 0 Spe  
- Power Whip  
- Gyro Ball  
- Stealth Rock  
- Spikes  

Manaphy @ Waterium Z  
Ability: Hydration  
EVs: 48 HP / 252 SpA / 208 Spe  
Modest Nature  
IVs: 0 Atk  
- Surf  
- Ice Beam  
- Tail Glow  
- Rest  

Pelipper (F) @ Damp Rock  
Ability: Drizzle  
EVs: 248 HP / 196 Def / 64 SpD  
Bold Nature  
- Scald  
- U-turn  
- Defog  
- Roost