IDUN: Prologue is a single-player action RTS with a story campaign. The prologue lets you try a portion of the main game with only a limited number of turrets, tools, and heroes.

Step into the arena with IDUN: Prologue, a thrilling slice of our full-length defense RTS where real-time strategy meets rogue-lite chaos. Get a sneak peek at the intense arena mode, where you’ll face overwhelming enemy swarms with a diverse arsenal of turrets, tools, and heroes—just a taste of the full IDUN game that awaits.

Each run throws you into procedurally generated arenas filled with unpredictable challenges, unique mission objectives, and an ever-evolving environment. Adapt quickly as massive hordes flood the screen, and leverage destructible terrain to your advantage. With branching paths, powerful upgrades, and varied mission modifiers, every playthrough delivers a fresh and dynamic experience.

Real-time Tactical Flexibility

Break free from traditional tower defense gameplay—deploy and reposition your units freely, taking full command of the battlefield.

Dynamic Battlefield

Experience ever-changing missions as the battle against relentless enemy swarms reshapes the terrain. Destruction and enemy remains create new challenges and opportunities, demanding constant tactical adaptation.

Play Your Way: Full Control Anywhere

Enjoy the freedom to play IDUN however you like! The game offers seamless support for Mouse & Keyboard, Gamepad, Touch, and is now fully optimized for Steam Deck.

Take advantage of extensive customization options for both visuals and controls, ensuring the perfect gameplay experience tailored to your preferences.