KOLDUN is an adventure game, where the player controls a pre-created character, Parcival Godrigson and guides him through the mansion. In process keeping Knight Ivan safe and aiding him in completing his quest in an attempt to solve the curse laid upon him by the Old Hermit and escape. The game takes place in an isometric perspective, operating on a real time based system. Using the keyboard and mouse or joystick, the player moves Parcival and interacts with the environment, exploring the hallways, rooms and towers of the mansion. The player faces challenges in the form of puzzles, traps and monsters. Many hints and tips on solving the puzzles can be found in dialogues with Knight Ivan and interactive books, scattered throughout the mansion, which also give deeper insight on the mansion and the world of Birmwood.