Tentacruel plus fero

Tentacruel @ Black Sludge
Ability: Liquid Ooze
EVs: 248 HP / 216 Def / 28 SpD / 16 Spe
Timid Nature
- Scald
- Rapid Spin
- Acid Spray
- Toxic Spikes

Ferrothorn @ Leftovers
Ability: Iron Barbs
EVs: 252 HP / 88 Def / 168 SpD
Relaxed Nature
- Spikes
- Leech Seed
- Gyro Ball
- Stealth Rock

Dragonite @ Choice Band
Ability: Multiscale
EVs: 252 Atk / 4 Def / 252 Spe
Adamant Nature
- Dragon Claw
- Extreme Speed
- Fire Punch
- Earthquake

Alomomola @ Leftovers
Ability: Regenerator
EVs: 36 HP / 220 Def / 252 SpD
Calm Nature
- Wish
- Protect
- Knock Off
- Scald

Tornadus-Therian @ Life Orb
Ability: Regenerator
EVs: 76 Atk / 180 SpA / 252 Spe
Naive Nature
- Hurricane
- Taunt
- U-turn
- Superpower

Weavile @ Life Orb
Ability: Pressure
EVs: 252 Atk / 4 Def / 252 Spe
Jolly Nature
- Knock Off
- Icicle Crash
- Ice Shard
- Pursuit