Editor's Note: This post was originally published in March 2022 and has been updated for comprehensiveness. It’s impossible to tell the story of action cartoons in the US without mentioning Toonami.

IGPX: Immortal Grand Prix was a milestone for Toonami that marked their start into original programming and has left behind an unusual legacy.

One of Toonami’s most memorable classic shows is finally going to be available for streaming completely for free, but it’s only going to be around for a very short time. Anime fans of a certain ...