King Hatter
The final boss of Season 1 and the leader of the Wild Dogs who were sealed 10 years ago. However, even if he unlocks the seal again, he is unable to withstand the joining forces of the kitties holding the Three Gods, and ends up flying to another dimension and ending his thoughts.
However, as season 2 progresses, he succeeds in returning to the original world.

The male cats will become slaves to extreme work. 
The female cats will become slaves to serve the dogs, pleasing them.