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UnderDark: Defense
Team up and take on this roguelite tower defense challenge. Strategically place towers to block enemy paths, draft random buffs to evolve your build, and withstand the dangers of the Underdark through online co-op with a friend. Only the synergy between you and your ally can hold back the darkness.

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Features
Single-player
Online Co-op
Steam Achievements
In-App Purchases
Steam Cloud
Family Sharing
Steam is learning about this game 
Uses Anti-Cheat Software
Easy Anti-Cheat
Languages:
Interface Full Audio Subtitles
English ✔
French ✔
German ✔
Spanish - Spain ✔
Japanese ✔
Korean ✔
Polish ✔
Portuguese - Brazil ✔
Russian ✔
Simplified Chinese ✔
Traditional Chinese ✔
Portuguese - Portugal ✔
Hindi ✔
See all 13 supported languages
Content
Includes Interactive Elements

Online interactivity

This game is not yet available on Steam

Planned Release Date: Q1 2026

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About This Game

UnderDark: Defense is a roguelite tower defense game where strategy and survival come together.

Mysterious enemies endlessly emerge from the depths of the dark dungeon, but you are no longer alone.

Gather allies, build towers, and stand together against the ever-growing threat of the abyss!

Features

  • Buff Selection: Choose one of the randomly appearing buffs to build your towers!

  • Various Items: Enhance your heroes’ abilities through items!

  • Strategic Placement: Strategically place towers to block monster paths or maximize damage output!

  • Protect Each Other: Survive difficult waves together that would be hard to endure alone!

  • Co-op Mode: Play with friends and experience the fun of cooperation!

  • Endless Combinations: Combine various towers and characters to find your own optimal build!

  • Global Ranking: Check your ranking among players around the world through gameplay!

AI Generated Content Disclosure

The developers describe how their game uses AI Generated Content like this:

Generative AI was used during the development process as an assistant for writing code scripts and debugging. Additionally, AI tools were utilized to assist with the translation of in-game text for localization purposes. All AI-generated content has been reviewed and edited by the developers.

System Requirements

    Minimum:
    • OS: Windows 10
    • Processor: Intel i3 or equivalent
    • Memory: 4 GB RAM
    • Graphics: NVIDIA GTX 750 Ti or equivalent
    • DirectX: Version 11
    • Network: Broadband Internet connection
    • Storage: 1 GB available space
    • Sound Card: Any
    Recommended:
    • OS: Windows 10/11
    • Processor: Intel i5 or equivalent
    • Memory: 8 GB RAM
    • Graphics: NVIDIA GTX 1050 or equivalent
    • DirectX: Version 11
    • Network: Broadband Internet connection
    • Storage: 2 GB available space
    • Sound Card: Any
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