About UnderDark: Defense
Over 2 million downloads! The strategy game that's captivated tower defense fans around the globe! Your mission is to defend the camp from the unidentified enemies lurking in the dark dungeon. Place towers strategically...
Over 2 million downloads! The strategy game that's captivated tower defense fans around the globe!
Your mission is to defend the camp from the unidentified enemies lurking in the dark dungeon.
Place towers strategically and choose buffs to grow stronger.
Always stay prepared, because your enemies will only grow stronger!
[UnderDark : Defense] is a tower defense game that delivers strategic fun with simple one-handed controls, anytime, anywhere.
Whether you're new to tower defense or a seasoned fan, you'll never want to let go once you dive in.
Step 1: Place towers and block the monster's path.
Step 2: Choose one of the three buffs and plan out your strategy.
Step 3: Have fun with the new characters, towers, and in-game content updated every two weeks!
Reviews from players around the world ⭐️⭐️⭐️⭐️⭐️:
"The best tower defense game" - dani*****
"This is the first time I've ever left a game review. That's how fun it is!" - dark****
"Love that it actually makes you think, unlike the other defense games" - flow****
"Super fun to play with different maps and builds every time" - Keit****
Previous Versions
Here you can find the changelog of UnderDark: Defense since it was posted on our website on 2024-07-21 06:08:30.
The latest version is 3.2.1 and it was updated on 2026-06-13 04:24:05. See below the changes in each version.
UnderDark: Defense version 3.2.1
Updated At: 2026-05-31
Changes: [UnderDark:Defense June Update]
- Reaper and Fat Shark heroes have been revamped.
- Reaper’s minion system has been improved.
- Fat Shark’s anchor abilities have been improved.
- Normal stages are expanded up to Stage 940.
- Bingo events are now available.
- Translation and item box related bugs have been fixed.
- Added 1 additional support mercenary ability slot.
UnderDark: Defense version 3.1.9
Updated At: 2026-05-20
Changes: [UnderDark: Defense] May Update
- Alien Spaceship & Joker balance improvements
- New auto option feature added
- Detailed stat calculation info added
- Fixed unlock icon issue in Silkworm Moth Dungeon
UnderDark: Defense version 3.1.7
Updated At: 2026-04-29
Changes: [UnderDark: Defense] May Update
- New hero “Alien Battleship” added (Laser and Black Hole skills)
- Joker hero revamped with improved attack mechanics and progression
- Normal stages expanded up to 930 with new stages added
- Event changes (Board Game minigame starts / Bingo and Tower Pass end)
- Boomerang-type items have been rebalanced
- Fixed missing translations in rankings
UnderDark: Defense version 3.1.4
Updated At: 2026-03-26
Changes: [Underdark: Defense] April 1 Update
- Stages expanded up to 920
- Season Pass updated
- Living Tower growth mission added
- Living Tower hero buffed
- Chicken Companion hero buffed
- Weekly ranking reward bug fixed
UnderDark: Defense version 3.1.3
Updated At: 2026-03-21
Changes: [Underdark: Defense] Update
- New Content: 4 new towers added
- New Dungeon: Ranking dungeon “Silkmoth That Learned to Fly” added
- New Pass: Limited tower pass added
- Co-op Dungeon: Stage 1 difficulty reduced
- Bug Fix: Fixed issue where Buff Reset +1 did not stack
UnderDark: Defense version 3.1.1
Updated At: 2026-03-12
Changes: [Underdark: Defense] March 13 Update
- New Content: Guild 4-player co-op dungeon added
- New Items: 2 helmets and 2 rings added
- Guest accounts are excluded from the Top 10 ranking
- Spending ranking closing time adjusted to Sunday 23:50 (KST)
- Guest accounts begin ranking after linking Google or Apple
UnderDark: Defense version 3.0.9
Updated At: 2026-03-02
Changes: Fixed an issue with claiming Weekly Currency Ranking rewards.
UnderDark: Defense version 3.0.7
Updated At: 2026-02-02
Changes: [Underdark: Defense] February 2 Update
- Fixed an issue where players could not enter Daily Dungeon Multiplayer mode
- Fixed an issue where the Daily Dungeon Multiplayer ranking UI was displayed incorrectly
- Fixed an attack speed–related issue in Daily Dungeon Multiplayer mode
- Balance adjustment: Gamblewood has been nerfed
- Gamblewood Lv.6 ability adjusted (Max 2000% → 500%)
UnderDark: Defense version 3.0.5
Updated At: 2026-01-01
Changes: [Underdark: Defense] January 1 Update
- New Hero: Nine-Tailed Fox joins Underdark
- New stage unlocked
- Events: 2026 New Year Event begins (1/1), Bingo Event begins (1/1), Bingo minigame ends (12/31)
- Improvements: Lava Golem optimization, increased Fireball damage and movement speed
- Curse Tower tutorial added at Stage 21
UnderDark: Defense version 3.0.2
Updated At: 2025-12-01
Changes: [Update Details]
Bug Fixes and Improvements
- The existing co-op dungeon will be added again.
- Fixed an issue where the in-game scrollbar range became too narrow.
- Fixed an issue where the Battery Tower was not affected by the Wind Boomerang.
- Fixed an issue where obstacles were displayed abnormally in Zombie Penguin Village.
Disclaimer
Official Google Play Link
We do not host UnderDark: Defense on our servers. We did not scan it for viruses, adware, spyware or other type of malware. This app is hosted by Google and passed their terms and conditions to be listed there. We recommend caution when installing it.
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