Need a quick shot of energy to finish that seemingly neverending World of Warcraft raid? Take a Mana Potion. No, we're not kidding. Somebody (a couple of WoW players and entrepreneurs, apparently) is actually selling a 40ml drink that gives you "5 to 8 hours of smooth, jitter-free energy". We think it works by pumping you full of way-past-the-RDA amounts of Vitamin B6 and B12. More in the full article.