I though there was some big debate on his WBC jersey size on this forum. Here is a link to it. Prozac do you know RyanZimmerman guy? I think he may have posted those same pictures you have. They seemed familar.
Yeah I've seen that thread before...That's why I don't think they're legit. I heard that MLB holos only got applied if a rep saw the jersey being taken off.
I heard that a LOT of player ISSUED jerseys that were the wrong size made it onto the secondary market as GU.