This is the kind of art I really enjoy: stuff that indicates the artist is really talented, and yet incorporates themes I recognize. Like Christopher Walken building a robot in his garage. Or robots fighting. Or Abe Lincoln being a badass.
Brandon Bird, whom I first discovered through his Law & Order: Artistic Intent series, continues to create some amazing work that's also quite funny. I highly recommend that you check out his full collection of works on his website. In the meantime, here are a few of my favorites (click for full-size)
A Night Away
No One Wants to Play Sega with Harrison Ford
Lazy Sunday Afternoon
I also enjoy the works of one Eric Joyner. His masterful intertwining of robots and sweet pastries is mesmerizing. Again, here's a taste of his work:
Smackdown