Mob football, a precursor to modern soccer and rugby, emerged in Europe during the Middle Ages. It typically involved an unlimited number of players from neighboring villages. The rules were vague and few. In some versions, any means short of murder could be used to move the ball back and forth. The game likely resembled a riot, and although mob football became an annual tradition in some places, it was frequently banned. According to legend, what was used as the first football? Discuss
Source: The Free Dictionary