When looking at valuation, Las Vegas Sands (NYSE:LVS), Melco Crown (NASDAQ:MLCO), MGM Resorts (NYSE:MGM), and Wynn Resorts (NASDAQ:WYNN) are pretty evenly matched. The big difference among these stocks right now comes down to risk and reward. Gaming analyst Travis Hoium covers who's high-risk and who's low-risk in the video below.