Here is the full list of all 16 Project Dagger achievements.
You played Project Dagger during Early Access.
You completed the tutorial.
Shop at an NPC.
Kill at least one of every single enemy type in the game.
Buy every item sold by at least one merchant.
Pick up 1000 coins.
You completed a run of Project Dagger!
Die in Project Dagger
Die in hard mode.
Get a score of at least 1000 during a run.
Unlock the Knight Class.
You completed a run of Project Dagger in the One Shot gamemode.
Complete a parkour challenge.
Purchase 25 meads from shops.
Equip a full set of armor
Get a positive effect from a shrine.