Willie Mays. Wilt Chamberlain. Mickey Mantle. Bill Russell. Stan Musial. Elgin Baylor. Jackie Robinson. Bob Cousy. Hank Aaron. Jerry West. Warren Spahn. Oscar Robertson. Ted Williams.
Gene Conley played ball against all of the above. He struck out Mantle and posted up Chamberlain. In the same year.
He played against a chorus line of superstars, but none of those Hall of Famers ever did what Conley did.