A friend of mine made a Gems mod for WoW a long time ago which did something like this. I'm sure this one will be much more professionally done.
"The worst part about these reviews is they are [subjective]--and their scores often depend on how drunk you got the media at a Street Fighter event." — Mona Hamilton, Capcom Senior VP of Marketing
*Image indefinitely borrowed from BrainBoxLtd without his consent.