Class II gaming is in many ways the foundational technology of the $39 billion Indian gaming industry. Evolving from clunky electronic bingo devices to the sophisticated gaming machines of today, Class II has remained a cardinal strength. Once considered an inferior secondary choice to RNG "Vegas-style" slots, now Class II is gaining in popularity both for its positive revenue performance as well as its usefulness to tribal governments facing increasing pressures in compact negotiations with state governors and competition from commercial operators. This deep dive will provide historical context and current perspective on the renaissance now occurring in Class II gaming.