The Big Bang Theory Games. Think you know all about The Big Bang Theory? Find out which character you most resemble and test your trivia knowledge. Various guessing, outdoor recreation, tabletop, pen-and-paper, roleplaying, collectible/trading card, and video games have been featured on The Big Bang. For the The Big Bang Theory gang, their genius brains aren't stimulated by the average board or card games. That's why, over the years Raj, Howard, Leonard.