Team Logo. The New Haven Ninjas were a team in Arena Football 2. They never made the playoffs. They folded after their only season because their home arena closed and was eventually demolished. Retrieved from "https://prosportsteams.fandom.com/wiki/New_Haven_Ninjas?oldid=16028" Categories: Arena Football 2 teams Teams in Connecticut Teams in New Haven Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.