If you were looking for the article about the DVD, then see The Complete Twelfth Season.
The twelfth season of Crossover Time was announced on May 5, 2017. Vincent Waller confirmed that it will consist of 26 half-hour episodes. Season 12 first aired on November 11, 2018 with the episode "FarmerBob" and so far more episodes are to be aired.
This season was released on DVD on January 12, 2021 (though the episode "Kwarantined Krab" is missing from the DVD, due to the plot being unintentionally similar to the COVID-19 pandemic).