Latios-Mega (M) @ Latiosite  
Ability: Levitate  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Dragon Dance  
- Waterfall  
- Dragon Claw  
- Roost  

Politoed @ Leftovers  
Ability: Drizzle  
EVs: 252 HP / 252 Def / 4 SpD  
Bold Nature  
- Scald  
- Protect  
- Refresh  
- Encore  

Keldeo @ Choice Specs  
Ability: Justified  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 2 Atk / 30 Def  
- Hydro Pump  
- Secret Sword  
- Hidden Power [Ice]  
- Surf  

Tentacruel @ Black Sludge  
Ability: Rain Dish  
EVs: 252 HP / 72 Def / 184 Spe  
Timid Nature  
- Scald  
- Rapid Spin  
- Toxic  
- Protect  

Thundurus-Therian (M) @ Choice Scarf  
Ability: Volt Absorb  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 2 Atk / 30 Def  
- Thunder  
- Hidden Power [Ice]  
- Volt Switch  
- Focus Blast  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 48 Def / 208 SpD  
Careful Nature  
- Spikes  
- Knock Off  
- Power Whip  
- Stealth Rock