The fourth season of Cardfight!! Vanguard, titled Cardfight!! Vanguard: Legion Mate (Japanese: カードファイト!! ヴァンガード レギオンメイト編, Hepburn: Kādofaito!! Vangādo Region Meito Hen, lit. Legion Mate Chapter), aired on Japanese TV networks from March 9, 2014 to October 19, 2014, for a total of 33 episodes.
