If you haven’t had a chance yet, go play the video game mashup of Super Mario Bros. Crossover The game is playable for free online. The programmer went to great detail to bring Link from Legend of Zelda, Bill R. from Contra, Mega Man, Samus and Simon from Castlevania into the world of Super Mario. Each character is given a range of weapons and upgrades from mushrooms and Fireflowers, like Simon getting the Flaming whip or link getting the Blue Ring. The best part is that the full songs, music and sound effects are used for each character! Now go waste 30 minutes of your workday lunch hour!