ERA

Brandon Brennan · Season-by-season history

ERA over time

Brandon Brennan — ERA over time Each bar is a recorded season value, grouped by season and coloured by team and competition. Bars extend from zero. Exact values are listed in the table below. 0 0.91 1.82 2.74 3.65 4.56 2019 2020 2021 2019 · Seattle Mariners · MLB: 4.56 2020 · Seattle Mariners · MLB: 3.68 2021 · Boston Red Sox · MLB: 0.00
  • Seattle Mariners · MLB
  • Boston Red Sox · MLB

Hover over a bar for its value. Only numeric values with a recorded season are charted; missing seasons are not treated as zero.

Brandon Brennan — ERA by season
SeasonTeamLeagueERA
2021 Boston Red Sox MLB 0.00
2020 Seattle Mariners MLB 3.68
2019 Seattle Mariners MLB 4.56