Seath is essentially the 'villain' in Kuya universe, while not necessarily 'evil' he is constantly at war against Kuya for leadership of the 'Uncanny Valley', a place home to massive quantities of intrinsic magical energies, of which he wants to utilize and turn the Utopian landscape into a vibrant city.

Seath in his scientific proceedings creates the UFO_Animals, to assist him in carrying out his desires

Otherwise in his downtime, he is an avid follower of science, and alchemy, and also as a penchant for Tomatoes