Here is the full list of all 50 Dead In Vinland achievements.
You succeeded, yet you didn't survive...
Have one of your characters murder another one
Make Björn loses his patience
Finish the game without losing anyone (min. Survival difficulty)
Finish the game (Extreme Conditions difficulty)
Finish the game (Survival difficulty and True Viking)
Finish the game (Extreme Conditions difficulty and True Viking)
Slay Björn after poisoning him
Win a fight with 2 looters in your team
Win 50 fights (multiple playthroughs)
Spend a night without fire
Defeat 3 enemies with single attack
Win a fight with only one character
Finish the game (Nice Vacation difficulty)
Finish the game (Survival difficulty)
Slay Björn
Kill Elof
Forge 150 items (multiple playthroughs)
Kick a character
Kill Loki
Kill the volcano
Convince Njall to join your cause
Get the Orichalcum Breastplate
Convince Egill to join your cause
Convince Gwendolen to join your cause
Explore every area of the island
Get the Orichalcum Greaves
Get the Orichalcum Gauntlets
Go inside the volcano without protection and get out alive
Explore 100 areas
Craft 75 upgrades (multiple playthroughs)
Get the Orichalcum Helmet
Convince Grim to join your cause
Raise 5 sheeps simultaneously
Get the Skull Ball
Have 10 characters in your village
Get a character to level 15
Explore 50 areas
Deal more than 15 damage in a single hit
Get a skill up to 100
Get a character to level 10
Win 10 fights (multiple playthroughs)
Craft all stations in the camp
Get a character to level 5
Lose a character
Give the maximum tribute to Elof
Explore 10 areas
Recruit your first ally
Accumulate 10 negative traits on one character
Win your first fight