For the past three weeks, fourth-graders in Dena Morosin’s Shasta Elementary School class have been trying to guess the name of their “classroom champion.”

They’ve had some clues: He is a hardcore fantasy football fan. He is good at kung fu and has a bachelor’s of arts degree in history from UCLA.

Morosin gave students one last chance to guess last week before she announced, “Our mentor has sent us a video. Are you ready?”