Here is the full list of all 22 Bardbarian achievements. It takes around 10-12 hours to unlock all of the achievements on Windows.
Do all the things! 100% Completion.
Complete the "night" chapter.
Complete the entire campaign from start to finish without dying.
Unlock the mythical 4th party slot.
Post a score in the Day 2 Insane Mode leaderboard. The most exclusive of all leaderboards.
Go as fast as you possibly can. (Hint: Upgrade + Song)
Start a new game in Insane Mode.
Send 2500 enemies to their grave.
Loot 100,000 gold from the corpses of your fallen enemies.
Complete the "evening" chapter.
Complete the "noon" chapter.
Waltz into Wave 10 and rescue him from that Fire Golem.
Something's cooking on the title screen.
Upgrade a unit to MAX level.
Fact: There are 1609 meters in a mile.
Complete the "morning" chapter.
Don't get hit!
Reach 3000m in Escape mode, and he's yours.
Last for 3 minutes in survival mode.
Play and submit your best time for Survival Mode.
Appears randomly in Survival mode. May luck be with you.
You look lonely, have you considered a pet to keep you company?