P · 3 seasons · 1934 – 1940 · B/T: L/L
Roy Joiner is 1st of 0 pitchers in career roto value, a top-tier career by any lens the site offers. 1940 was the high-water mark, worth -0.3, 130th that season and 19937th of 51,303 player-seasons on record.
★ Best season by Z
★ Best season by Z