Publishers / Challenge Master Game Co Ltd Challenge Master Game Co Ltd 6 games tagged as publisher. # # Title Year Players Time Weight Rating 463 463 Chess 1475 2–2 0m 3.6 7.241662 1662 Backgammon -3000 2–2 30m 2.0 6.584725 4725 Hex 1942 2–2 20m 3.0 6.7410538 10538 Jenga 1983 1–8 20m 1.1 5.6725352 25352 Dominoes 1500 2–10 30m 1.4 5.5725603 25603 Yahtzee 1956 2–10 30m 1.2 5.57
