Here is the full list of all 41 SoulCraft achievements.
Collect 1.000.000 Souls
Reach Level 50
Win an Insane Difficulty Quest without using a Potion or Revive
Collect 500.000 Souls
Reach Level 35
Learn 20 Skills
Equip an Item of Legendary (yellow) quality in every Slot
Defeat Earthshaker Lyrruth
Collect 200 Essences
Defeat Shruthar the Deceiver
Collect 100.000 Souls
Reach Level 20
Adopt a Pet Companion
Equip a Character Skin
Kill 1000 Enemies
Make an enemy die in a Toxic Pool
Win a Very Hard Difficulty Quest without using a Potion or Revive
Let an enemy die in a Snapper Explosion
Defeat the Broodmother
Consume 30 Potions
Win an Insane Difficulty Quest
Kill 500 Enemies
Defeat Shakkur the Assassin
Revive your Character
Reach Level 10
Learn 10 Skills
Defeat Pyron the Destroyer
Win a Hard Difficulty Quest
Win a Hard Difficulty Quest without using a Potion or Revive
Defeat Toxurr the Chemist
Win a Very Hard Difficulty Quest
Kill 100 Enemies
Learn 5 Skills
Equip an Item of Rare (blue) quality in every Slot
Equip an Item in every Slot
Purchase a Mystery Chest
Defeat Morrus the Butcher
Reach Level 5
Learn a new Skill
Craft an Item
Defeat your first wave of enemies