American Grit contestants will probably soon be mentored by"The Cadre," constructed of military associates that, combined with Cena, will induce their civilian charges throughout your competition. The Cadre consists of: Navy Seal trainer. Purple Heart recipient, U.S. Army veteran Noah Galloway. Veteran U.S. Marine Gunnery Sergeant, Tawanda "Tee" Hanible. And also U.S. Army Ranger sniper, Nick"The Reaper" Irving.