These made the internet rounds not too long ago, but I feel inclined to show them off again for anyone who might have missed them.
Pro artist Dave Rapoza has been doing a series of Teenage Mutant Ninja Turtles portraits and they could not be more gorgeous/frightening/kickass. For anyone who thinks the characters from the Fred Wolf cartoon or Playmates toyline were "stupid" and "couldn't possibly work" in a cartoon or comic today, I ask you to shut up and check these bad boys out.
You can find more of Dave Rapoza's incredible work at DaveRapoza.com or at his DeviantArt account. And if they're still available, you could even buy some prints!
Here are a few of my absolute favorites: