|First Appearance:||Aquaman #12 (December, 1963)|
|Created by:|| Jack Miller|
|Affiliations:||Dr. Cyrus Beard|
Kirk worked for Dr. Cyrus Beard and became an enemy of Aquaman.
A lab assistant named Kirk, uses the technology of his employer, Dr. Cyrus Beard to evolve lab animals into hideous creatures. Taking control of them, he stages several attacks on sailing vessels, looting the ships after the creatures destroy them. Aquaman arrives in time to stop Kirk and returns the animals back to normal.