Big3 is a 3-on-3 basketball league founded by rapper and actor Ice Cube and businessman Jeff Kwatinetz. The league consists of 8 teams whose rosters include both former NBA players and international players. The rules of Big3 games contain deviations from the official rules of 3-on-3 basketball as administered by FIBA. It debuted in 2017 and takes place during the NBA offseason. In January 2020, Big3 announced its rule set would be the core of a new basketball variant called "Fireball3".