Fantasy baseball's Week 7, spanning from May 11-17, is marked by 'Rivalry Weekend,' featuring exciting matchups such as the Subway Series between the New York Yankees and New York Mets at Citi Field, and the Crosstown Classic between the Chicago Cubs and Chicago White Sox at Guaranteed Rate Field. This week, 15 games are scheduled each day, with the Houston Astros playing the most games at 7. The starting pitcher rankings showcase top performers, including Pittsburgh's pitcher on Tuesday against Colorado and Philadelphia's pitcher facing Boston. The hitter ratings indicate strong performances from teams like the Dodgers and Diamondbacks, both scoring 10.0. With these matchups and player performances, fantasy managers will need to strategize effectively to maximize their lineups during this competitive week.