ERA+

Isaiah Campbell · Season-by-season history

ERA+ over time

Isaiah Campbell — ERA+ over time Each bar is a recorded season value, grouped by season and coloured by team and competition. Bars extend from zero. Focus or hover over a bar for its exact value. 0 28.2 56.4 84.6 112.8 141 2023 2024 2025 2023 · Seattle Mariners · MLB: 141 Seattle Mariners 2024 · Boston Red Sox · MLB: 27 Boston Red Sox 2025 · Boston Red Sox · MLB: 61 Boston Red Sox
  • Seattle Mariners · MLB
  • Boston Red Sox · MLB
SeasonTeamLeagueERA+
2025 Boston Red Sox MLB 61
2024 Boston Red Sox MLB 27
2023 Seattle Mariners MLB 141