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