Nabbed all of the achievements in Duke Nukem 3D for the Xbox Live Arcade? Congratulations, you've just unlocked two images for a game that was announced around the time some of you were born! Duke Nukem Forever, which was first announced in 1997, has been the long awaited return of 90's shooter "icon" and CIA gun-for-hire Duke Nukem. Obtaining all 12 achievements in the recently released Xbox Live Arcade release of Duke Nukem 3D unlocked two images for the upcoming (heh) sequel. Don't want to go through all the trouble? Big Download has you covered with a short gallery of the images below.