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