What template you using? The MLB 12 logo doesn't look like it's high-res. The crossing laces gets too busy. Maybe using a pic of the city or the subway or subway sign like this,
http://metsmerizedonline.com/wp-cont...way_series.jpg. Would have to recreate it because of the quality. Or could recreate this,
http://beersportsbabes.files.wordpre...bwayseries.jpg. Just need Helvetica and the logos. Just need vector logos to make it that much better. If you want to learn color correcting, it'll make your covers stand out more and look better. Looks like CubFan has been recently and it shows. PM me if you want some sources on color correcting and other plugins. Also if you need sources for high-res logos and photos.