It's been awhile since we've done this.  Nothing like getting everyone to waste their mornings and afternoons at work on a Friday by looking up obscure Twins players...

Who am I?  Javier Valentin, winner:  bertrecords
*  Once upon a time, I was the organization's top catching prospect
*  My minor league line is .280/.340/.469
*  I was drafted by the Minnesota Twins in the 3rd round of the amateur entry draft
*  I've recorded just one MLB season with an OPS higher than .754...it was .882

Who am I?  Derek Lee, winner:  GACTwinsFan
*  My major league career with the Twins lasted just 15 games, and 33 at-bats
*  Those are the only major league at-bats I saw
*  My final season was in triple-A Rochester, which wasn't a Minnesota affiliate at the time
*  I was a 9th round draft pick by the Pirates

Who am I?  Frank Viola, winner:  bertrecords
*  I made my MLB debut with the Twins, at age 22
*  My tenure with the Twins lasted eight seasons
*  I ranked in the top 10 for Cy Young voting four times
*  In a seven-year stretch, I won 126 games

Who am I?  Jerry Koosman, winner:  wcooley
*  I made 83 starts for the Twins over two full seasons, and part of a third
*  In my first year in Minnesota I won 20 games; the second time in my career I met or topped that benchmark
*  Born in Appleton, Minnesota, I was a bit of a local boy for my stint with the Twins
*  I finished second in ROY voting, and finished in the top ten in Cy Young balloting twice