1968 Topps Baseball #490 Super Stars, signed on the front by each player pictured: Mickey Mantle, Willie Mays, and Harmon Killebrew. PSA/DNA has encapsulated the card, grading the card VG 3 and the signatures NM 7. Of the twenty-three signed examples of this card listed in the PSA Population Report, this is the ONLY example graded at this level, with just two graded higher. Each player has signed the card in blue marker atop his respective image, with Killebrew also adding his career home run total. The card itself is off center top to bottom with rounded corners and rough edges. The reverse is clean and bright with hologram sticker.