N/S/W/E: Move through dungeon rooms. Arrow keys or buttons.
Fog of War: Unexplored rooms are hidden. Map fills as you explore.
Notes: Click a room on the mini-map to add a note ("treasure", "danger", etc.).
Search: Look for hidden doors in current room. Chance depends on room type.
Compass: Briefly reveals adjacent unexplored rooms.
Map Fragments: Find 4 pieces to reveal the entire map. Score = completion% x secrets.