History of character has not yet been written.
- This version of the character is exclusive to the continuity of the DC Animated Universe and is an adaptation of Gunther Hardwicke/The Shark. The original character was created by Dave Wood and Sheldon Moldoff and first appeared in Detective Comics #253.
- The Shark was voiced by Googy Gress.
- 1 Appearances of Justin (The Batman)
- 3 Images featuring Justin (The Batman)
- Quotations by or about Justin (The Batman)
- Character Gallery: Justin (The Batman)
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