ThunderCats (comics) are held prisoner in Castle Plundarr while Wilykit and Wilykat are the personal servants of Mumm-Ra. This storyline was distinctly more mature than many episodes of the series, with much harsher language such as "bastard" used by Mumm-Ra. Cheetara is depicted as holding a grudge against Lion-O for "abandoning" his friends and leaving her to be abused by the Mutants and WilyKat's corruption in the earlier mini-series takes greater form. Realizing he has betrayed his friends, the older cub flees when the mini-series concludes. Lion-O and the ThunderCats emerge triumphant over Mumm-Ra once again. By the third mini-series, "The Dogs
Lion (comics) titles of the time. It began to feature an increasing number of anti-hero characters such as The Spider and The Sludge (who would later battle Robot Archie in his own strip). "Lion" merged with several other comics during its life, including "Eagle" in 1969 and "Thunder" in 1971. But by the early 1970s sales were slipping, and in 1974 it was merged with "Valiant". Several strips continued in "Valiant", but that title merged with "Battle Picture Weekly" in 1976. In 2005 many of IPC's characters, including several from "Lion", were featured in a mini-series called "Albion" published by the WildStorm