Test/Prototypes: #1 Jose Canseco. Copyright line is inside text box. Text color is different on back. There is another promo thread on here showing it.
Promos: cards 221-330 missing copyright line on back. Issued to dealers, 1 card per order form. Tough to locate, Biggio has been most plentiful. Nolan Ryan, Bo Jackson, Gary Carter exist as well.