Here is the full list of all 46 Heroine's Quest: The Herald of Ragnarok achievements.
Complete the game with less than 10 honor
Play the entire game on hardest difficulty
Complete the game within one week
Reach maximum score as rogue
Complete the game with all three classes
Complete the game as rogue
Deal with violent situations without using violence
Reach chapter 4 as rogue
Reach chapter 3 as rogue
Steal a quest reward without doing the quest
Reach chapter 2 as rogue
Reach maximum score as sorceress
Complete the game as sorceress
Defeat Surtr
Reach chapter 4 as sorceress
Prove yourself a better guardian than Aurvandel
Win a difficult victory in the Test of Fate
Win a moderate victory in the Test of Fate
Maximize your primary stats
Defeat Dolores
Win an easy victory in the Test of Fate
Learn the lightning bolt spell
Reach chapter 3 as sorceress
Reach chapter 2 as sorceress
You've waited 24 years to do this!
Spend your life in jail
Complete the game with 100 honor
Complete the game while cursed
Reach maximum score as warrior
Complete the game as warrior
Reach chapter 4 as warrior
Befriend Ratatosk
Defeat Brauggi
Obtain Balmung
Prove yourself a better guardian than Sigurd
Get decapitated in combat
Win the battle for Munarvagir
Get killed in Quest For Yrolg
Deliver the svartalf crystal
Reach chapter 3 as warrior
Get slain by Elsa
Find Radiant's room
Reach chapter 2 as warrior
Find the Hero6 room
Mynd you, m00se bites Kan be pretti nasti...
Find your first food