Klaw (Fantastic Four: World's Greatest Heroes)

Klaw was a supervillain specializing in sonic weaponry. He was a member of the.

Biography
Klaw performed fake heroics alongside his team under orders of the. When a real threat arose due to a fallout of Unstable molecules, tried to have  and Klaw to contain it, but Klaw tried to flee and was caught.

In the Comics
He has been part of the A.I.M. and Masters of Evil.