Dr. Jeremiah Clugg was a college science teacher of Dan Garrett.
He imbued his personality and memories into a robot of his own creation, Mentor the Magnificent.
- This version of Jeremiah Klugg, including all history and corresponding appearances, was erased from existence following the collapse of the original Multiverse in the 1985–86 Crisis on Infinite Earths limited series. Even though versions of the character may have since appeared, this information does not apply to those versions.
- 1 Appearances of Jeremiah Klugg (Earth-Four)
- 1 Images featuring Jeremiah Klugg (Earth-Four)
- Quotations by or about Jeremiah Klugg (Earth-Four)
- Character Gallery: Jeremiah Klugg (Earth-Four)
|Blue Beetle Villain(s)|
This character, team or organization, is or was primarily an enemy of the Blue Beetle Legacy in any of its incarnations. Including Dan Garrett, Ted Kord and Jaime Reyes as well as any alternate universe equivalents.