It's a toss-up. Fukudome or Zambrano. Who has been the most impressive?

Kosuke has hit like crazy, and played some good defense. Carlos, after getting some potassium in his system, has built upon his strong Spring with two solid starts. His emotions, his mechanics, and, now, his diet are all under control.

This Googled up in today's news.
[F]ast starts by two ace pitchers made the National League Cy Young race quickly interesting.....The first is the Mets' Johan Santana......The second is Chicago Cubs ace Carlos Zambrano, who hasn't gone wild.

Marchman continues to run down Big Z's walk totals in in first two starts from the past four seasons. I charted it, of course.