Compare: The 6 game stretch of struggles (35.1 IP, 25 ER) which included a good game (8 IP, 1 ER) vs. the rest of the season (129.2 IP, 23 ER) Felix has a season ERA of 1.61 if you take out that 6 game stretch. Or 1.58 ERA if you decide to include that 1 good outting from that 6 game stretch.