Best class: Soldier or Sentinel with Assault Rifle add-on skill (to unlock the Assault Rifle skill as an add-on kill 150 enemies with the Assault Rifle in any class or any difficulty)

Best Assault Rifle: HMWA X
Mods: Frictionless Materials IX, Frictionless Materials IX, Sledgehammer Rounds X

Best Shotgun: HMWSG X
Mods: Frictionless Materials VIII, Frictionless Materials VIII, Sledgehammer Rounds X

Best Pistol: HMWP X
Mods: Scram Rail X, Frictionless Materials IX, Sledgehammer Rounds X

Best Sniper Rifle: HMWSR X
Mods: Frictionless Materials X, Frictionless Materials X, Sledgehammer Rounds X

Best Armor (for any class): Colossus X
Mods (for Soldier): Kinetic Exoskeleton X, Kinetic Exoskeleton X
Mods (for every other class): Medical Exoskeleton X, Kinetic Exoskeleton X