Rare 90s baseball card collectors, show me your unicorn cards Amazon.com: 1990 Topps Baseball Complete Set (792) Sammy Sosa Frank Thomas RCs Ryan : Sports & Outdoors We got some pretty rare @realcj10 and @therealkengriffeyjr inserts parallels from the golden era of inserts(1990's) graded by @beckettcollect at the @dallascardshow. #essentialcredentials #insert #bgs #chipper #rare 10 SUPER RARE BASEBALL CARDS WORTH A TON OF MONEY BUY BASEBALL CARD PACKS NOW!! Cetitan Pokemon Surging Sparks Illustration Rare Holo #201 CGC 10 Pristine Most Expensive 1990s Baseball Cards: Rare Finds & Collector's Guide