Betrayal at House on the Hill LegacyBetrayal Legacy is a semi cooperative campaign board game that tells an overarching story of the House on the Hill incorporating the actions and choices of the players. Over the course of the campaign, the game is permanently altered until players are left with a fully customizable, re playable board game version of the critically acclaimed Betrayal at House on the Hill. Betrayal Legacy is a stand alone experience designed in partnership by Avalon