News Kelz Dyke on The Challenge: What to know about the rookie cast member and where to find him on Instagram Fri Jul 30, 2021 at 7:36pm ET Kelz Dyke makes his rookie debut on The Challenge: Spies, Lies & Allies. Pic credit: MTV Based on first impressions from the vets, it seems rookie Kelz Dyke on The Challenge: Spies, Lies & Allies is a problem. That’s because he’s one of the more physically imposing competitors, and veterans probably won’t want to face him in an elimination. While he enters the MTV reality competition series from a dating series on Netflix, it won’t be any reason to take this rookie competitor lightly.