Dynes is local at Simon Kenton HS in Indepedence Kentucky. Like they say, You can't teach height. Based on the video I watched in the link he's a very good defender both on the interior and outside because of his length.
https://www.hudl.com/profile/15526174/Gabe-Dynes
https://www.hudl.com/profile/15526174/Gabe-Dynes