What happened to other players who looked like Mike Moustakas at his age

If Mike Moustakas, who turned 25 at the end of last season, becomes the player the Royals envisioned he provides an enormous boost at a critical time. If he continues as the hitter we’ve seen, he’s more like an anchor. So, whatever, with all the disclaimers and context out of the way, I wanted to see what happened to players who looked like Moustakas at the same age.