Within the massively multiplayer
online role playing game, Nexus TK: Kingdom of the Winds
. More specifically, within the Level 20+ caves in the town of Kugnae
Main Characters: Your online avatar. The nine-tailed fox.
The Fox: A beastly creature, easily twice the size of the other fox varieties wandering around the caves, and with a mass of tails trailing along behind it. Has evil, glowing red eyes.
Reward for Slaying the Fox: 20000 experience points. The potential item drops, of various probability, are: fox tail, fox fur, or (here's the biggie folks) the Fox Blade.