The Avengers: Age of Ultron ****Now with Spoilers in living Technicolor***

Not sure that's Klaw. Unless that's how they're shaping his sound weapon.

<img src="http://img4.wikia.nocookie.net/__cb20130718233151/marveldatabase/images/1/10/Ulysses_Klaw_(Earth-616)_from_Superior_Carnage_Vol_1_1_001.jpg" width="800" />