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
Cartoon word "cartoon" is currently used in reference to both animated cartoons and gag cartoons. While "animation" designates any style of illustrated images seen in rapid succession to give the impression of movement, the word "cartoon" is most often used as a descriptor for television programs and short films aimed at children, possibly featuring anthropomorphized animals, superheroes, the adventures of child protagonists or related themes. In the 1980s, "cartoon" was shortened to "toon", referring to characters in animated productions. This term was popularized in 1988 by the combined live-action/animated film "Who Framed Roger Rabbit", followed in 1990 by the animated TV