Here are team-signed baseballs from five World Series champions. The 1968 Tigers ball features 24 autographs, including Mathews, Oyler, McLain, and some clubhouse. From a 1969 Mets reunion, 20 players signed, including: Seaver, Berra, Grote, Jones, Koosman, and Swoboda (MLB hologram). The 1970 Orioles reunion ball features 18 autographs, including B. Robinson, F. Robinson, Weaver, and Palmer (Steiner hologram). The 1978 Yankees reunion ball includes 16 signatures, including White, Lyle, Rivers, and Blair. And a 1986 Mets reunion in 2008 includes 26 autographs on a game-used baseball, including Carter, Strawberry, Gooden, Wilson, Knight, Foster, Dykstra, Davey Johnson, Howard Johnson, and Orosco (MLB hologram). The signatures average 7/10 overall.