Yitsan are massive, monstrous humanoid monsters that stand at a minimum of ten feet tall with a tail nearly as long. They are extremely aggressive predators, putting their shockingly high intelligence to use evading and ambushing their humanoid prey, preferably in enclosed spaces. This intelligence reveals a number of the disturbing inner workings of its mind, suggesting that despite being able to wield weapons effectively, they prefer to tear their prey apart by hand.