Investigate the ritual stone located on a small island in Lough Gara Assassin's Creed Valhalla The Wren Clue video. Investigate the ritual stone located on a small island in Lough Gara The Wren Clue gameplay is related to the Assassin's Creed Valhalla game. AC / ACV / Assassin's Creed Valhalla: WotD Wrath Of The Druids is role-playing game by Ubisoft and available on PlayStation 5, Stadia, Windows, Xbox Series X/S. #AssassinsCreed