Luis Arraez, the National League leader in batting average, was traded from the Giants to the Phillies. The MLB trade deadline was always going to be largely centered around the San Francisco Giants, one of the most obvious sellers of this year's trade season. So, how do the Giants and Phillies grade out for the trade that really kicked off deadline day? The Phillies rank just 23rd in team batting average (.237), and Arraez is arguably the best pure contact hitter in all of baseball. Grade: B+Article Continues BelowThe Giants are smartly sellingThe rest of the league made a mistake in letting the Giants get Arraez late into free agency.