Artist Dave Pollot has a unique creative process. Instead of starting with a blank canvas, he heads to the thrift store to stock up on disregarded paintings, and then adds his own, pop culture-centric modifications. He’s not the only one doing it, but his latest round of portraits—with nods to Doctor Who, the Super Mario Bros., Ghostbusters and more—are pretty great stand outs. You can go to his Etsy store to actually own one of these modern masterpieces for yourself …