How Unknown Warren's ERA Compares to Similar Players

Unknown Warren posted a career ERA of .000, well below the starting pitcher average of 3.87 — a mark that ranked among the best of his era. Across 1 season, the ERA arc showed a promising start, with limited data making longer-term conclusions premature. With 1 season of data, the ERA arc was above league norms — too limited for reliable trend analysis. Some season-to-season variance runs through the career line, but the career average remained well above league norms across 1 season.

Unknown Warren Lifetime ERA and Similar Stats

Stats similar to ERA for Unknown Warren
Unknown Warren
ERA
Unknown Warren
Component ERA
Unknown Warren
Defense Independent ERA
Career02.147.5
Season Avg.02.147.5
162 Game Avg.02.147.5
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Unknown Warren ERA Per Season

Unknown Warren's ERA for each season of his MLB career, plotted against that year's league average. Switch between comparisons — Negro American League, Hall of Fame, SP, Unknown, or players born in the same country — to see how he stacked up year by year.
Unknown Warren ERA per season line chart

Unknown Warren ERA by Team

Unknown Warren's career ERA totals broken down by each team he played for, ordered by when he first joined that team.
Unknown Warren career ERA by team bar chart

Unknown Warren ERA Year-Over-Year Change

A waterfall chart tracking how Unknown Warren's career ERA shifted from season to season. Each bar represents the change added to his career total that year, making peak and decline phases easy to spot.
Unknown Warren ERA year-over-year waterfall chart

Unknown Warren ERA Distribution vs. Comparable Players

Each box summarizes Unknown Warren's seasonal ERA alongside a selected comparison group across all seasons he played. The box covers the middle 50% of seasons, the center line is the median, and the whiskers extend to the min and max. A tighter box means more consistency; a higher median means more output. Use the selector to switch comparison groups.
Unknown Warren ERA distribution box chart versus comparable players

Unknown Warren ERA — Season-by-Season Breakdown

Every season of Unknown Warren's MLB career with ERA alongside league, Hall of Fame, positional, birth region, and country-of-birth averages for that year. Career totals include sum, average, min, max, and median.

Note: A dash (—) means no qualifying players existed in that comparison group for that season. Most commonly this happens for the Hall of Fame group.
Unknown Warren ERA season-by-season breakdown table