season 1 first aired on october 13, 2014. season 1 ended on february 18, 2016, though season 2 first aired in september 2015. season 2 ended on september 29, 2016. season 3 first aired on october 10, 2016. season 3 ended on february 22, 2018. season 4 first aired on march 26, 2018. season 4 ended on september 9, 2019. season 5 was announced in may 2018. season 5 first aired on august 16, 2019. season 6 first aired on december 18, 2020. season 6 ended on september 13, 2022. season 7 first aired on september 14, 2022.