The third edition of Betrayal at the House on the Hill introduces new horror-themed content, gameplay mechanics, and characters not included in earlier versions. Designed as a cooperative strategy game with a traitor mechanic, players must work together to survive—until one turns against the group. Updated artwork, rulebooks, trackers, and cards make this edition more accessible for new players. The game features a modular board system with 50 unique scenarios, ensuring varied gameplay with each session. It includes six detailed character miniatures, each with removable colored discs, and introduces 12 new characters not found in previous editions. The dynamic board layout and evolving narrative create a different experience every time it's played.