Need a 6th pokemon

Salazzle @ Poisonium Z
Ability: Corrosion
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
IVs: 0 Atk
- Sludge Wave
- Fire Blast
- Nasty Plot
- Hidden Power [Grass]

Donphan @ Leftovers
Ability: Sturdy
EVs: 252 HP / 252 Atk / 4 Def
Adamant Nature
- Earthquake
- Rapid Spin
- Knock Off
- Roar

Registeel @ Leftovers
Ability: Clear Body
EVs: 252 HP / 4 Def / 252 SpD
Calm Nature
IVs: 0 Atk
- Stealth Rock
- Seismic Toss
- Toxic
- Protect

Feraligatr @ Life Orb
Ability: Sheer Force
- Dragon Dance
- Waterfall
- Crunch
- Ice Punch

Honchkrow @ Choice Scarf
Ability: Moxie
Happiness: 0
EVs: 252 Atk / 4 SpD / 252 Spe
Jolly Nature
- Brave Bird
- Frustration
- Night Slash
- Superpower