Because they're just like threads in the real world.
You find one while wandering in the wilderness, and decide to satisfy your curiosity by following it. Next thing you know, a wicked witch has shoved you into an oven and you're roasting alive.

"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.







