CRFL was announced in a press conference in New York City at Radio City Music Hall in 2002. In 2003, two test games were played at the Astrodome and Ralph Wilson Stadium two weeks following the broadcast of a promo played following Kids for Character: We Are Family.
- Springfield Toad Patrol (2003–04), Springfield Mew Mew (2005-06)
- Team Ham-Hams (2003), Philadelphia Dragons (2004–06)
- New York Sesame (2003–06)
- Sagwa's Feline Family (2003–05), San Francisco Neutrons (2006)