WWTBAM Bored

Someone on the Jeopardy bored was going on sports jeopardy and asked for questions I thought I would post mine

Common threads
1-Pedro Martinez, Randy Johnson, Roger Clemens, Gaylord Perry
2-Kurt Warner, Wilt Chamberlain, Steve Nash, Dan Marino
3-Steve Yzerman, Joe Sakik, Ray Bourque, Mario Lemieux
4- (2 things) Miami of Ohio, Stanford, Naval Academy, University of Michigan

Without looking at the answers, I definitely know #2....

lb13

I know 1, 2, and 4 (at least one of the things). I'm pretty sure on #3.