Gothitelle @ Leftovers  
Ability: Shadow Tag  
EVs: 252 HP / 240 Def / 16 SpD  
Calm Nature  
IVs: 0 Atk  
- Psychic  
- Taunt  
- Trick Room  
- Protect  

Ferrothorn @ Leftovers  
Ability: Iron Barbs  
EVs: 252 HP / 252 Atk / 4 SpD  
Brave Nature  
IVs: 0 Spe  
- Gyro Ball  
- Power Whip  
- Leech Seed  
- Protect  

Politoed @ Eject Button  
Ability: Drizzle  
EVs: 252 HP / 240 Def / 16 SpD  
Calm Nature  
IVs: 0 Atk  
- Scald  
- Helping Hand  
- Perish Song  
- Protect  

Swampert-Mega @ Swampertite  
Ability: Swift Swim  
EVs: 252 Atk / 4 Def / 252 Spe  
Adamant Nature  
- Waterfall  
- Earthquake  
- Ice Punch  
- Protect  

Thundurus-Therian (M) @ Choice Specs  
Ability: Volt Absorb  
EVs: 148 HP / 236 Def / 112 SpA / 12 Spe  
Modest Nature  
IVs: 30 HP / 0 Atk / 30 Def / 30 SpA / 30 SpD  
- Thunder  
- Hidden Power [Flying]  
- Focus Blast  
- Volt Switch  

Talonflame @ Choice Band  
Ability: Gale Wings  
EVs: 248 HP / 252 Atk / 8 Def  
Adamant Nature  
- Brave Bird  
- Flare Blitz  
- Sleep Talk