The Backstreet Boys. That's right, they're actually one single monster and not five individuals. Specifically, they are each a different appendage of the dark god Cthulu, piercing into our dimension to bring madness and despair to our world.
"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.