Moriarty's Game: The Professor's Invitation by HiddenCity

Professor James Moriarty invites you to celebrate the finest minds in London by solving his mysterious challenge, which he has personally prepared. Succeed, and he promises to make you an offer you can’t refuse… Journey across the city on a real world adventure game, set in the world of Sherlock Holmes. Solve a trail of clues sent to your phone as you sleuth your way to uncover Moriarty’s safehouse. Make choices, inspect poisons, solve puzzles and unravel riddles on your quest. Pause for food and drink at built-in break points as you undertake your challenge in teams of 2-5 players. “Perfect… A slam dunk” - Radio Times