Yep, just another day on Cobra Island, tending the greens.
Last week was Joecon 2012, and this was one of the figures shown off. No, it's not a real piece scheduled for release - it was on display during the customizing class, along with several other concepts created in-house at Hasbro. This one was designed by John Warden, sculpted by Dave Proctor and painted by friend of the site Erik Arana. He even has his own special accessories:
The one-of-a-kind figure was auctioned off for charity, so no, you'll never own a Lawn Viper. Unless somehow Hasbro was convinced that tons of people want one and it would be financially beneficial for them to make it. Check out the gallery below to see the original concept art and to read the officially produced filecard.