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