Luiz Gohara

I met him at a Minor League game at Spectrum Field in Clearwater, Florida in 2017, when the Florida Fire Frogs came to play the Clearwater Threshers.

Luiz signed a 2016 Topps Pro Debut card #10.

https://www.baseball-reference.com/players/g/goharlu01.shtml

Jose Berrios

I met him at Spectrum Field in Clearwater, Florida in 2017, when the Minnesota Twins came to play the Philadelphia Phillies in a spring training game.

Jose signed a 2016 Topps Pro Debut card #25.

http://www.baseball-reference.com/players/b/berrijo01.shtml

Yeudy Garcia

I met him at a Minor League Bradenton Marauders game at McKechnie Field in Bradenton, Florida in 2016.

Yeudy signed a 2016 Topps Pro Debut card #55.

http://www.baseball-reference.com/register/player.cgi?id=garcia000yeu