Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
I confirmed that it worked like it was supposed to, so I deleted the test roster.
Don't think you can. Flaps became mandatory for all rookies in 1983, so unless you've got a flux capacitor, you can't have your ballplayer debut before then.