From left, Dex Smither of Slingo, Inc., Nathan Lindley, Mark DeNardo of Pixeljam games, Shandiin Woodward of (Subli)minal Gaming, and Matthew Stenquist of Joyhype play Killer Queen as part of The Videogame History Museum display during the second day of the annual Game Developers Conference March 18, 2014 at the Moscone Center in San Francisco, Calif.