Acero

Lucario @ Life Orb
Ability: Steadfast
Shiny: Yes
EVs: 252 SpA / 4 SpD / 252 Spe
Timid Nature
- Aura Sphere
- Flash Cannon
- Nasty Plot
- Substitute

Steelix-Mega @ Steelixite
Ability: Sturdy
Shiny: Yes
EVs: 248 HP / 252 Atk / 8 SpD
Adamant Nature
- Dragon Tail
- Heavy Slam
- Stealth Rock
- Earthquake

Metagross @ Assault Vest
Ability: Clear Body
Shiny: Yes
EVs: 248 HP / 252 Atk / 8 SpD
Adamant Nature
- Meteor Mash
- Pursuit
- Hammer Arm
- Zen Headbutt

Forretress @ Leftovers
Ability: Overcoat
Shiny: Yes
EVs: 252 HP / 4 Atk / 252 Def
Relaxed Nature
IVs: 0 Spe
- Spikes
- Toxic Spikes
- Rapid Spin
- Gyro Ball

Skarmory @ Rocky Helmet
Ability: Sturdy
Shiny: Yes
EVs: 248 HP / 236 Def / 24 Spe
Impish Nature
- Brave Bird
- Spikes
- Stealth Rock
- Taunt

Magnezone @ Air Balloon
Ability: Magnet Pull
Shiny: Yes
EVs: 248 HP / 252 SpA / 8 SpD
Modest Nature
- Flash Cannon
- Thunderbolt
- Hidden Power [Ice]
- Magnet Rise