The folks over at GameTrailers are grabbing a load of gameplay footage from games on the show floor at GDC. One such video shows off the destructive power of the tank in Retro City Rampage. Check out the video below. Retro City Rampage aims to take the sensibilities and gameplay ideas of modern open-world games and squeeze them into an 8-bit style game. All the while poking fun at that same genre. We should have more coverage of the game in the very near feature, so keep an eye out!