Tenna is an enthusiastic, energetic show-host who flatters and challenges his contestants; seeking to provide entertainment to his audience. He is insecure and egotistical, with a tendency to panic when things aren't going according to plan. In the Light World, he's actually Kris' old TV.

Tenna takes appearance of a human-like figure with a TV as his head, possessing no facial features except for a large grinning mouth and a long nose. He wears a red suit with a yellow tie and with black pants.