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