Shadow Raiders - Season 2 - Eps 10: Nor Iron Bars a Cage
It turns out the prison planet can teleport itself. Sternum is revealed to have been Femur's brother. Tekla and Pyrus must confront Lord Mantle, who wants to rule the Alliance. Mantle shuts down the defenses for the entire Alliance endangering the fleet. Meanwhile, Jewelia and Graveheart lead an attack on Sternum's camp but are driven off by its superior arsenal. Sternum was the rightful ruler of Bone before being overthrown by his brother and seeks revenge on Femur. Graveheart and Jewelia retreat while Tekla has no choice but to pass over leadership to Mantle. The Rock King reveals a key which is the defense key given by Tekla to Jade. On the prison planet Jade is set to kill Femur.
About Shadow Raiders

Title: Shadow Raiders
First Air Date: 1998-09-16
Last Air Date: 1999-06-23
Status: Ended
Rating: 8.6/10 (from 16 votes)
Language: EN
Seasons: 2
Total Episodes: 26
Network: YTV
Genres: Sci-Fi & Fantasy, Animation, Kids
Production Companies: Alliance Atlantis, Mainframe Entertainment
Synopsis
Despite the history of their warring past, the four planets of Ice, Rock, Fire, and Bone must set aside their differences and feuds to work together and form an alliance: their only hope of defeating a common enemy. The powerful Beast Planet, whose only purpose is the total destruction and annihilation of other worlds, has now entered their universe from the darkest reaches of space.
Cast

Paul Dobson
Graveheart (voice)

Donna Yamamoto
Tekla (voice)

Garry Chalk
Emperor Femur (voice)

Mark Oliver
King Cryos (voice)

Enuka Okuma
Jade (voice)

Tegan Moss
Lady Zera (voice)

Matt Hill
Prince Pyrus (voice)

Jim Byrnes
Grand Vizier (voice)

Blu Mankuma
Lord Mantel (voice)

Tasha Simms
Lamprey (voice)