One-Season Sports Wonders

I get it. Anyone who can rise through talent and dedication to play professional sports in any capacity has to be respected. Their accomplishment is one 99% can never reach. Having said that, which athlete below is the ultimate “one-hit wonder,” one who reached dizzying heights, never to rise to the same level again?

(Tim Tebow isn’t on the list because (a) he never really accomplished anything (b) I just don’t like the fucker