Here is the full list of all 43 Battleline: Steel Warfare achievements.
Complete all tiers of the in-game "Dog Fight" Achievement
Complete all tiers of the in-game "Veteran" Achievement
Complete all tiers of the in-game "Tank Racer" Achievement
Complete all tiers of the in-game "Strategic Retreat" Achievement
Complete all tiers of the in-game "Running Back" Achievement
Complete all tiers of the in-game "Tight End" Achievement
Complete all tiers of the in-game "Line Backer" Achievement
Complete all tiers of the in-game "Perfectionist" Achievement
Complete all tiers of the in-game "Opportunist" Achievement
Complete all tiers of the in-game "Optimist" Achievement
Complete all tiers of the in-game "CockRoach" Achievement
Complete all tiers of the in-game "Scapegoat" Achievement
Complete all tiers of the in-game "Celebrity" Achievement
Complete all tiers of the in-game "Remote Control" Achievement
Complete all tiers of the in-game "Nightingale" Achievement
Complete all tiers of the in-game "A Touch of Love" Achievement
Complete all tiers of the in-game "Predator" Achievement
Complete all tiers of the in-game "Destroyer" Achievement
Complete all tiers of the in-game "Lunatic" Achievement
Complete all tiers of the in-game "Slayer" Achievement
Complete all tiers of the in-game "Disinfectionist" Achievement
Complete all tiers of the in-game "Grass-Eater" Achievement
Complete all tiers of the in-game "Carnivore" Achievement
Complete all tiers of the in-game "Bad Boy" Achievement
Complete all tiers of the in-game "Hero" Achievement
Complete all tiers of the in-game "Tanker" Achievement
Complete all tiers of the in-game "Winner" Achievement
Complete all tiers of the in-game "Loser" Achievement
Complete all tiers of the in-game "Fugitive" Achievement
Complete all tiers of the in-game "Fighter" Achievement
Complete all tiers of the in-game "Strategist" Achievement
Complete all tiers of the in-game "Team" Achievement
Complete all tiers of the in-game "Chivalry" Achievement
Complete all tiers of the in-game "Bee-Hive" Achievement
Complete all tiers of the in-game "Speeding Ticket" Achievement
Complete all tiers of the in-game "ZzZ..." Achievement
Complete all tiers of the in-game "Throw First, Think Later" Achievement
Complete all tiers of the in-game "Surveyor" Achievement
Complete all tiers of the in-game "Blind" Achievement
Complete all tiers of the in-game "Anesthetic" Achievement
Complete all tiers of the in-game "Self-Service" Achievement
Complete all tiers of the in-game "Superphenomenal" Achievement
Complete all tiers of the in-game "William Tell" Achievement