Here is the full list of all 32 Dungetris achievements.
Build a roof
Die of Astral teleport
Die in less than 5 seconds
Complete the first world
Kill 50 elite monsters
Collect 1000 coins
Break the weapon
Collect 50 materials
Build 1000 blocks
Upgrade 10 cards to max
Kill 20 elite monsters
Open new character
Kill Loic
Achieve the level 10
Rescue the smith
Kill 5 elite monsters
Contract with Death
Kill 100 monsters
Kill an Evil Chest
Kill 50 monsters
Full hand of cards
Gain a new level
Build 100 blocks
Kill 10 monsters
Build the first castle
Die for the first time
Build 4000 blocks
Upgrade 20 cards to max
Complete 3 worlds
Kill the shopkeeper
Complete High Scaur
Complete Sleepy Hollow