|Season 1, Episode 14|
|Air date||February 6th 2005|
|Written by||Henry Gilroy|
|Directed by||Fumio Maezono and Ciro Nieli|
World of Giants
With only Gibson and a half-damaged Super Robot, Chiro must mount a rescue against the Citadel of Bone to save the Hyperforce from tortuous brainwashing by Mandarin and Sakko. As Chiro and Gibson expore the citadel's nightmarish interior, they discover secrets of Chiro's past, as well as a secret of Skeleton King himself.