Here is the full list of all 60 Battleborn achievements.
Play at least one match or mission with all 25 Battleborn.
Play a match or mission after reaching Command Rank 100.
Complete all Attikus lore challenges.
Complete all Orendi lore challenges.
Complete all Boldur lore challenges.
Complete all Story missions on Advanced Difficulty.
Complete a match or mission and reach rank 15 with a Battleborn.
Collect 25 Titles from completing Challenges.
Land the killing blow on each Battleborn at least once.
Win 30 Story missions or Versus matches.
Win a match on each Versus map.
Get 5 double kills.
Defeat Rendain.
Complete all Rath lore challenges.
Complete The Saboteur on any difficulty.
Complete The Sentinel on any difficulty.
Enter matchmaking with a full team of 5 players.
Complete The Archive on any difficulty.
Complete The Renegade on any difficulty.
Complete The Void's Edge on any difficulty.
Activate a mutation in a match.
Complete The Algorithm on any difficulty.
Activate three pieces of Epic or better Gear in a single mission or match.
Activate a piece of Legendary Gear.
Complete a Story mission without losing any Lives.
Achieve a Gold rating on any Story mission.
Complete a challenge that unlocks a Battleborn.
Complete The Experiment on any difficulty.
Complete all Story missions on Hardcore.
Complete all Thorn lore challenges.
Complete all Oscar Mike lore challenges.
Complete all Miko lore challenges.
Complete all Montana lore challenges.
Complete all Reyna lore challenges.
Complete all Caldarius lore challenges.
Complete all Phoebe lore challenges.
Complete all Benedict lore challenges.
Complete all Ambra lore challenges.
Complete all ISIC lore challenges.
Complete all Shayne & Aurox lore challenges.
Complete all Galilea lore challenges.
Complete all Kelvin lore challenges.
Complete all El Dragón lore challenges.
Complete all Toby lore challenges.
Complete all Ghalt lore challenges.
Complete all Mellka lore challenges.
Complete all Deande lore challenges.
Complete all Kleese lore challenges.
Complete all Whiskey Foxtrot lore challenges.
Complete all Marquis lore challenges.
Complete all Alani lore challenges.
Complete all Pendles lore challenges.
Complete all Ernest lore challenges.
Complete Attikus and the Thrall Rebellion with at least 50 Ops Points.
Complete Toby's Friendship Raid with at least 50 Ops Points.
Complete all Kid Ultra lore challenges.
Complete Oscar Mike vs. the Battle School with at least 50 Ops points.
Complete Montana and the Demon Bear with at least 50 Ops points.
Complete Phoebe and the Heart of Ekkunar with at least 50 Ops points.
Complete all Beatrix lore challenges.