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