Super Mario Bros., one of the first side-scrolling platform games, helped to usher in the modern video game era. With expansive worlds and precise controls that marked a dramatic departure from its predecessors, the game sold more than 40 million units, making it the second-best-selling video game of all time. It also helped revitalize the video game industry and made Nintendo one of the world's most recognized video game manufacturers. What is the best-selling game of all time? Discuss (http://forum.thefreedictionary.com/postst66668_Nintendo-Releases--i-Super-Mario-Bros---i---1985-.aspx)