ThunderCats (comics) entered the Book of Omens to begin his training and claim his rightful place as Lord of the ThunderCats, but Mumm-Ra uses a powerful spell to keep Lion-O trapped in the book for several years in real time, not "Book" time, and seizes control of Thundera afterwards. In the follow-up mini-series, "The Return" (written by Gilmore and illustrated by Benes, Pimental and Lea), published in 2003, Lion-O returned to Thundera to find it enslaved to Mumm-Ra. Several of the ThunderCats are scattered. Panthro, who was left in charge while Lion-O was away, was forced into slave labor. Tygra and Cheetara
The Hanna-Barbera New Cartoon Series The Hanna-Barbera New Cartoon Series The Hanna-Barbera New Cartoon Series, a.k.a. The New Hanna-Barbera Cartoon Series or The Wally Gator Show, was a syndicated television package of animated cartoon series produced by Hanna-Barbera Productions, starting in 1962. The series included three unrelated short cartoon segments featuring funny animal characters: The package consisted of fifty-two episodes, each with three individual segments and no bridge animation. Each individual cartoon segment, had its own opening theme and closing title. The title "The New Hanna-Barbera Cartoon series" was an off-screen promotional title to distinguish this package from other Hanna-Barbera cartoons (such as "Ruff and