Transformers: Secrets of Cybertron

Percepter an Autobot makes a shocking Discovery of Cybertron's core, that it keeps a long lost weapon that the Decepticons are after, and that will cause a Devestating affects to Cybertron, and all the planets around them.

Stories
Comet Bound Spark of Alpha Trion Inner Demons
 * Ultra Magnus sees a coming Comet and must find a way to detour the Comet so it wouldn't destroy the rescue ship with all the energon in it, before even the Decepticons arrive to get it.
 * The Late Alpha Trion calls Optimus to the core of Cybertron to deal with an ancient Threat called "The Rumbler" a Cybertronian War Machine that almost whiped out all of Cybertron.
 * Bumblebee is haunted by events of his past when he let an old friend die at the hands of a powerful Decepticon Warlord known as Cy-Kill.

Cast
Comet Bound Spark of Alpha Trion Inner Demons
 * Steven Blum - Ultra Magnus, Barricade, Rampage
 * Neil McDonough - Springer
 * Daran Norris - Vector Sigma
 * Crystal Scales - Princess Grace
 * John DiMaggio - Optimus Prime, Ironhide
 * Rene Auberjoinis - Alpha Trion
 * Grant Moninger - Rumble
 * Khary Payton - Blaster, Jazz, Frenzy
 * John DiMaggio - Optimus Prime
 * Clancy Brown - Megatron
 * Jason Spisak - Bumblebee
 * Smokescreen - Adrian Padsar
 * Daniel Riordan  - Cyclonus
 * Paxton Whitehead - Cy-Kill