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
Kamen Rider Den-O cast of "Kiva" and "Den-O" to teach children about the universe. It is being shown at the Kagoshima Municipal Science Hall's planetarium between January 2 and March 30, 2009. "Kamen Rider Den-O" has been parodied and referenced in recent episodes of various anime. For the portrayals of the Tarōs by Toshihiko Seki, Kōji Yusa, Masaki Terasoma, and Kenichi Suzumura, "Kamen Rider Den-O" was given the Synergy Award at the second Seiyu Awards. The initial songs for the series, opening theme "Climax Jump" and ending theme "Double-Action", had multiple rearrangements to be used for other characters that were featured in the