Mazinkaizer SKL is a Japanese OVA sequel to Go Nagai's Mazinkaiser, which was in itself a spinoff of Mazinger Z. The first episode of the OVA was first screened on November 27, 2010 , and was released on January 28, 2011 . It also has a novel adaptation serialized in ASCII Media Works' Dengeki Hobby Magazine and a manga adaptation published in the mobile phone magazine Shu 2 Comic Gekkin. Like Mazinger Edition Z: The Impact!, characters and references to other works of Go Nagai appear in this series.