Just Baseball's Top 100 Prospects Mailbag

Any thoughts on Sean Sullivan of the Rockies? 10 Ks his last outing. He seems to be consistently deceptive to batters due to his unique left-handed arm action. Even with his career AA ERA hovering around 2.00, he doesnt get much attention on prospect boards

What does James Tibbs have to do to be a t-100 guy? Not chasing, hammering the ball, making a lot of contact, playing good defense in a corner