Dr. Psychobos (Earth-68)

This is the version of Dr. Psychobos to appear on Earth-68, the universe owned by Dioga beta. He appears in the John Smith 10 franchise and Ryder 10.

Dimension 1 (John Smith 10)
Psychobos first appears as a cameo in an alternate dimension Incarcecon. A different alternate dimension counterpart appears, as he brings an army of Way Bads through a wormhole at Niagra Falls.

Psychobos is mentioned by Kevin in Destiny Islands, where he explains he was the arms dealer of choice back in the day. He makes his modern day appearance assisting the Incursean Empire, which he assisted in the past. He is in charge of powering their Conquest Ray.

John Smith 10: Distant Worlds

 * Incarcecon Breakout, Part 1 (alternate dimension) (cameo)

Ancient Times

 * Raging Waters (alternate dimension)

Omniverse

 * Battle of the Ogia

Dimension 2 (Ryder 10)
Psychobos first appears under the employment of Vilgax, being responsible for repairing Vilgax. However, he has alterior motives, planning to get the Omnitrix for himself. He betrays Vilgax and allows him to be thrown in the Null Void. He is arrested, and is threatened to be exposed to Vilgax if he didn't assist.
 * Grudge Match (Ryder 10)
 * The Visitor (Ryder 10)
 * The Color of Monkey (Ryder 10)
 * Back With a Vengeance (Ryder 10)
 * Evil's Debut (cameo)