Tournament of Champions is an American reality-based cooking television game show on Food Network hosted by Guy Fieri, with Justin Warner and Simon Majumdar as floor presenters. 16+ chefs who had previously won on other game shows that had aired on Food Network compete in head-to-head, timed, competitions using specified ingredients and random equipment.

Justin M. Warner is an American cookbook author and television personality. He is best known for his appearances on Food Network, including the eighth season of the series Food Network Star, which he won. He is the author of The Laws of Cooking: And How to Break Them (2015). He is also the host of Eat the Universe on marvel.com where he makes meals inspired by characters of the Marvel Universe.