Here is the full list of all 24 Undungeon achievements.
Create any one core with Mutilla.
Use the deconstructor to disassemble the objects into their constituent parts.
Use the biomat to create any organ.
Use the transfuser to merge any two nodes.
Gather the mass of the god Motor.
Gather the mass of the Luten dimension.
Use Omnimat to create any consumable.
Create one any architech item at Num's.
Increase the level of any core to 30.
Get through the game without dying once.
Break 100 or more organs.
Throw 250 knives.
Drop 150 bombs.
Use 100 healing consumables.
Use 100 buff consumables.
Grow 100 fanguds.
Break 50 or more items of equipment.
Destroy 50 camps on the global map.
Fight 100 battles on the global map.
Kill 500 opponents.
Get karma of 25 or higher in the Q dimension.
Get karma of -25 or lower in the Q dimension.
Get karma of 25 or higher in the Luten dimension.
Get karma -25 or lower in the Luten dimension.