As the All-Star break arrives and the fantasy season hits its midway point, or was that a few weeks back at 81 games? Regardless, it’s tempting to fall in love with the players that drove first half success. Whether via an unexpected batting average, a flurry of home runs, or an unexpected speed spike it can make any manager feel like they’ve struck gold. But not all that glitter is built to last. Now is the time for sharp managers to take inventory not just of what’s working, but if it has staying power. For every first half hero helping to keep your squad afloat, there might be regression lurking beneath the surface for concern. These are the players that represent an opportunity to deal from a position of strength before the second half winds blow in a different direction. This week our hitter profiles focus on some sell-high candidates where winning managers should be looking to deal from a position of strength.