The first World Playoff activity would have, if actually performed, matched up the Houston Oilers vs. Among the 12 groups who have not won a Super Bowl, the AFC's Cleveland Browns, Houston Texans, and Jacksonville Jaguars, and the NFC's Detroit Lions are the only 4 to have not appeared in the video game. The initially 4 Super Bowls from 1967 to 1970 ended up performed in advance of the merger, with the NFL and AFL each individual profitable two.