Sigils of Nightfall is a roguelike deckbuilder designed for Windows that merges dungeon crawling with the compelling mechanics of Mörk Borg, an acclaimed RPG. Players embark on a harrowing adventure where they must enhance their character's abilities while navigating treacherous environments filled with lurking dangers. The game emphasizes survival, challenging players to strategize their moves and manage resources effectively to overcome the obstacles that stand in their way.

The gameplay is characterized by its engaging deck-building system, allowing players to customize their approach and adapt to various threats. As they progress, players will encounter numerous horrors that test their skills and decision-making capabilities. With its dark aesthetic and immersive gameplay, Sigils of Nightfall offers a unique experience for fans of both roguelikes and role-playing games.