Ike Blessitt

I met him at the Detroit Tigers fantasy camp at Publix Field at Joker Marchant Stadium in Lakeland, Florida in 2018.

Ike signed a 1990 Topps Senior Professional Baseball Association card #20.

https://www.baseball-reference.com/players/b/blessik01.shtml

Felix Millan

I met him at the New York Mets fantasy camp at the Mets Minor League Complex & Rehabilitation Center in Port Saint Lucie, Florida in 2016.

Felix signed a 1990 Topps Senior Professional Baseball Association card #85.

http://www.baseball-reference.com/players/m/millafe01.shtml