Full list of all 39 The Banner Saga achievements worth 1,000 gamerscore. It takes around 25-30 hours to unlock all of the achievements on Xbox One.
Visit the godstone Denglr.
Defeat an enemy with a Siege Archer.
Defeat an enemy with a Skystriker.
Visit the godstone Hridvaldyr.
Defeat an enemy with a Spearmaster.
Defeat an enemy with a Strongarm.
Defeat an enemy with a Hunter.
Defeat an enemy with a Warmaster.
Defeat an enemy with a Shieldmaster.
Defeat an enemy with a Warden.
Defeat an enemy with a Raidmaster.
Defeat an enemy with a Warhawk.
To unlock - Defeat an enemy with a Grudgewielder.
Unlock by getting permission to destroy a varl landmark.
Unlock by defeating an enemy with a Provoker.
Visit the godstone Ingrid.
Visit the godstone Marek.
Complete the game on Normal difficulty.
Defeat an enemy with a Backbiter.
Alette doesn't want to harm humans or varl...don't make her.
Visit the godstone Dundr.
Complete the game without letting anyone in your caravan die to hunger.
Defeat an enemy with an Eagle Eye.
Complete the game on Hard difficulty level without losing a single battle.
Defeat an enemy with a Bowmaster.
Acquire 5 rank 5 items.
Defeat an enemy with a Mender.
Defeat an enemy with a Warleader.
Visit the godstone Stravhs.
Complete the game without ever getting low morale.
Whew...Egil made it the whole way!
Visit the godstone Bjorulf.
Complete the game on Hard difficulty.
Defeat an enemy with a Thrasher.
Reach Boersgard in 120 days.
Visit the godstone Hadrborg.
Fight 40 battles in a single playthrough.
Win a battle on Hard difficulty in the camp Training Tent using 6 rank 5 units.
Visit the godstone Radormyr.