Politoed @ Leftovers  
Ability: Drizzle  
EVs: 252 HP / 212 Def / 16 SpD / 28 Spe  
Calm Nature  
IVs: 0 Atk  
- Scald  
- Protect  
- Toxic  
- Encore  

Ferrothorn @ Lum Berry  
Ability: Iron Barbs  
EVs: 252 HP / 24 Def / 232 SpD  
Impish Nature  
IVs: 0 Spe  
- Stealth Rock  
- Spikes  
- Power Whip  
- Gyro Ball  

Mamoswine @ Choice Band  
Ability: Thick Fat  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Icicle Crash  
- Ice Shard  
- Earthquake  
- Superpower  

Latios (M) @ Choice Scarf  
Ability: Levitate  
EVs: 252 SpA / 4 SpD / 252 Spe  
Timid Nature  
IVs: 0 Atk  
- Draco Meteor  
- Surf  
- Trick  
- Psyshock  

Thundurus-Therian (M) @ Leftovers  
Ability: Volt Absorb  
EVs: 24 HP / 28 Def / 192 SpA / 56 SpD / 208 Spe  
Timid Nature  
- Thunder  
- Hidden Power [Ice]  
- Focus Blast  
- U-turn  

Tentacruel @ Black Sludge  
Ability: Rain Dish  
EVs: 252 HP / 248 Def / 8 Spe  
Timid Nature  
IVs: 0 Atk  
- Scald  
- Protect  
- Rapid Spin  
- Toxic