Mickey Moniak

I met him during the Philadelphia Phillies Florida Instructional League at Bright House Field in Clearwater, Florida in 2016.

Mickey signed a 2013 Panini USA Baseball card #51.

https://www.baseball-reference.com/players/m/moniami01.shtml

Cavan Biggio

I met him during the Toronto Blue Jays Florida Instructional League at the Bobby Mattick Training Center at Englebert Complex in Dunedin, Florida in 2016.

Cavan signed a 2013 Panini USA Baseball Champions Highlights card #10.

https://www.baseball-reference.com/players/b/biggica01.shtml