Successfully complete the indicated task to unlock the corresponding achievement. To view your achievements and stats in Steam, select "Community", "My profile", "View all my games", then the game and view stats.
- And so it begins: You completed the tutorial!
- Armed to the teeth: You acquired every weapon in the game!
- Bonus Hunter: You opened all the bonus levels!
- Curious little bugger: You talked to all the NPCs!
- Golden God: You beat the game without losing a life!
- Grand Champion: You beat the game!
- James "The Rev" Sullivan: You acquired all of the lost art!
- Nice to meet you: You talked to an NPC!
- Platinum God: You beat the game in Nightmare Mode without losing a life!
- Through Hell and back: You beat the game in Nightmare Mode!