Overlord is a fictional character appearing in American comic books published by Marvel Comics. The character first appeared in Silver Surfer #6 (June 1969).[1]
The Overlord of Dakkam has conquered the universe in a future timeline, but was defeated by the Silver Surfer.[2]
. Jeff Rovin . . Facts on File . 1987 . New York . 0-8160-1356-X . 255-256. https://archive.org/details/encyclopediaofsu0000rovi_h5r9/page/254/mode/2up