We also have a third XFL coming soon! The AFL was actually relatively successful since it forced a merger with the NFL. Meanwhile, at least according to a 30 f

We also have a third XFL coming soon! The AFL was actually relatively successful since it forced a merger with the NFL. Meanwhile, at least according to a 30 for 30 documentary, the original USFL had a potentially viable niche as a second-tier spring league for awhile until they made the bizarre decision to switch to the fall football season and try to force an NFL merger.