Bubble hockey is easily the most underrated bar/recreation room game. It has been around for decades but rarely turns up in bars and almost no one south of the Mason-Dixon Line would drop a wad of cash for the fantastic game.
Although there are some slight variances in versions and dimensions, the concept remains the same and just about any well-constructed unit will work. However, this Miracle on Ice edition is a one-of-a-kind beauty:
