Yeah, that's Yuki 7 by sooper awesome illustrator/designer/background artist Kevin Dart!
Currently he's doing some BG painting on Genndy Tartakovsky's new Cartoon Network series Sym-Bionic Titan!
Here are a couple of his paintings from the show (layouts by the equally rockin' Joseph Holt)
I know, right?
If you wanna see more... just head on over HERE!
And thanks, Mr. Dart!