Steel bois

Copperajah @ Life Orb
Ability: Heavy Metal
EVs: 248 HP / 252 Atk / 8 SpD
Brave Nature
- Heavy Slam
- Heat Crash
- Power Whip
- Earthquake

Bronzong @ Shuca Berry
Ability: Heatproof
EVs: 252 HP / 4 SpA / 252 SpD
Sassy Nature
IVs: 0 Spe
- Gyro Ball
- Steel Beam
- Stealth Rock
- Trick Room

Ferrothorn @ Leftovers
Ability: Iron Barbs
EVs: 252 HP / 252 Def / 4 SpD
Impish Nature
- Leech Seed
- Spikes
- Protect
- Power Whip

Melmetal @ Choice Band
Ability: Iron Fist
EVs: 252 HP / 252 Atk / 4 SpD
Adamant Nature
- Double Iron Bash
- Facade
- Thunder Punch
- Earthquake

Jirachi @ Colbur Berry
Ability: Serene Grace
EVs: 252 HP / 4 Atk / 252 SpD
Sassy Nature
IVs: 0 Spe
- Iron Head
- U-turn
- Healing Wish
- Trick Room

Aegislash @ Choice Specs
Ability: Stance Change
EVs: 252 HP / 4 Atk / 252 SpA
Quiet Nature
- Shadow Sneak
- Shadow Ball
- Flash Cannon
- Steel Beam