Katz is a red cat with thin limbs and a long body. He has yellow eyes with small pupils and purple highlights on the lower lids, as well as purple-tipped ears, a purple-tipped nose and three purple stripes across his back.
In the game
In Courage's game, he was seen coming to the room, at Katz Motel, and when he wide opens the door a bowling ball fell onto his head, making him fall down unconscious.
- In Courage's game, he was seen the same as in the series.
- Courage moved the door to be slightly opened, as he put a black bowling ball on top of the edge.
- Katz came in the room, at the time, when the spider went in the big hole in the wall.