The Great White Shark

"Warren White aka The Great White Shark."-Aaron Cash about Warren.

The Great White Shark lost all his facial features by a fight with Mr. Freeze, despite Jane Doe being the comic book reasoning.

Arkham Asylum Riddle
In The Medical Facility's Morgue, there is a jar of body parts.

Arkham Knight GCPD Evidence Room
"One jar of body parts, taken from Warren White a.k.a. The Great White Shark. This dude's work on his face is fascinating."

-Cash on Warren.

In The GCPD Lockup, there is a display with that same jar about Warren.

Trivia

 * Warren was attempted to be killed by The Arkham Knight.