The BEST seasons of Unchained Reaction

Every season of Unchained Reaction ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Unchained Reaction!

Unchained Reaction is a science and engineering reality game show set to air on the Discovery Channel. It is judged and executive-produced by Adam Savage and Jamie Hyneman, best known for hosting the science entert