Caselli is an Italian artist that works for Marvel but in his past he has also worked in Image and Devil's Due.He has made issues for G.I. Joe and he co-created Hack/Slash.
Caselli is a comic book artist, most famous for penciling Hack/Slash, Avengers: The Initiative and Young Avengers & Runaways
Currently he is the artist for Amazing Spider-Man along with Humberto Ramos and he has done issues for the Venom series feauturing Flash Tompson as Venom. He has been the main penciler of the big Spider Island event.
He launched Avengers World with Spencer/Hickman.
He's currently the artist of the main Avengers title, providing pencils and inks.
Killed In Action