A Few Dream Sports matchups

If one had a time machine and could bring together teams and players from different eras these are some of the matchups I would love to see.
(Not in any order).

1. NY Yankees (1927) v NY Yankees (1941) - The Babe vs DiMaggio - Baseball
2. Brazil (1970) vs Argentina (186) - Pele vs Maradonna - Soccer
3. Roger Federer (2006) vs Pete Sampras (1998) - Tennis at Wimbledon
4. Liverpool (1984) vs Man U (1999) - Soccer
5. Muhammed Ali at his peak vs Joe Louis at his peak - Boxing Heavyweights
6. Tiger Woods at his peak vs Jack Nicklaus at peak - Golf. One on one at Augusta.
7. West Indies c. 1979 v Australia 2003 - Cricket
8. Sugar Ray Robinson v Sugar Ray Leonard - both at peak - Boxing Middleweights
9. Chelsea (2006) vs Liverpool (1979) - Soccer
10. SA Springboks (1986) vs England (2003) - Rugby
11. NY Yankees (2000) vs Big Red Machine - Cincinatti Reds (1976) - Baseball Middleweights
12. Edmonton Oilers (1984) vs Montreal Canadians (1979) - Hockey
13. Team Canada (1972) vs Team Canada (2002) - Hockey
14. San Francisco 49ers (1990) vs Dallas Cowboys (1993) - Football (US)
15. England (1966) vs Brazil (1958) - Soccer
16. McEnroe (1984) vs Becker (1986) - Wimbledon Tennis
17. Boston Celtics (1986) vs Chicago Bulls (1993) - Basketball
18. South Africa (Early 1970s) vs Australia (1999) - Cricket
19. Aryton Senna (Early 1990s) vs Michael Schumacher (Early 2000s) - F1 - Both driving the same car.
20. New England Patriots (Early 200os) vs Pittsburgh Steelers (Late 1970s) - Football