Doomsday

Doomsday is the 20th episode of the second season.

Synopsis
To keep reality itself from being torn apart, Iron Man must team up with Mandarin to stop Doctor Doom after he claims the ninth Makluan Ring... and Howard Stark too!

Appearances

 * Iron Man/Tony Stark
 * James Rhodes/War Machine
 * Pepper Potts
 * Gene Khan/Mandarin
 * Doctor Doom
 * Howard Stark
 * Yogthulu (first appearance)
 * Roberta Rhodes