Great Cat Kingdom

Kitty Kingdom was a feline theme Guild that existed in YGGDRASIL.

Background
Kitty Kingdom was a guild that created NPCs based on cats or other feline creatures.

Strength
While the guild's overall strength remains a mystery, Kitty Kingdom was shown to be capable of conquering a castle dungeon and then converting it into their guild base.

Trivia

 * Kitty Kingdom was mentioned in Light Novel Volume 1.