Here is the full list of all 49 DungeonUp achievements.
Defeated the Vampire King three times.
Opened 1,000 doors.
Revived the Dwarf King.
Finished Story Mode.
Defeated Zreluhm three times.
Finished Story Mode without dying.
Finished Zone 5 in Story Mode.
Hoarded 10,000 gold.
Reforged the Fire Sword.
Opened all doors in a zone.
Killed all monsters in a zone.
Found 100 Secret Paths.
Used a Soul Stone to purchase an item.
Spent 10 Soul Stones.
Killed 1,000 monsters.
Used Soul Stone to speed up the free key.
Finished Zone 4 in 20 minutes.
Finished Zone 4 in Story Mode.
Had 18 keys in your keybag.
Finished Zone 3 facing the Dwarf Captain directly.
Finished Zone 3 in Story Mode.
Killed a boss with one blow.
Finished Zone 2 in Story Mode.
Killed a non-boss monster with one blow.
Killed 10 monsters of the same kind in a row.
Defeated the Skeleton King three times.
Finished Zone 1 without using a Bomb.
Used a Soul Stone to respawn.
Finished Zone 1 in Story Mode.
Finished the tutorial.
Defeated the Dwarf Captain three times.
Defeated the Illusionist Lord three times.
Defeated the Lamp Genie three times.
Finished Zone 2 without the Cross.
Finished Zone 4 without the Antimagic Ring.
Finished Zone 5 without the Fire Sword.
Finished Story Mode without buying keys.
Finished Story Mode without buying anything.
Finished Zone 1 in Maze Mode ten times.
Finished Zone 2 in Maze Mode ten times.
Finished Zone 3 in Maze Mode ten times.
Finished Zone 4 in Maze Mode ten times.
Finished Zone 5 in Maze Mode ten times.
Picked up 100,000 gold.
Finished Zone 1 in 5 minutes.
Finished Zone 2 in 10 minutes.
Finished Zone 3 in 15 minutes.
Finished Zone 5 in 25 minutes.
Bought three Red Keys.