P · 13 seasons · 1979 – 1991 · B/T: R/R
Rick Mahler is 1st of 0 pitchers in career roto value, a top-tier career by any lens the site offers. His best year was 1984: +5.2 roto value, 40th that season and 5231st of 51,303 player-seasons on record. He banked roto value in wins (+6.5) and strikeouts (+5.2) and gave it back in WHIP (-2.8) and ERA (-2.2).
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1979 | ATL | 15 | -2.23 | #446 | #80,658 |
| 1980 | ATL | 2 | -2.29 | #501 | #86,710 |
| 1981 | ATL | 34 | -2.62 | #855 | #103,102 |
| 1982 | ATL | 39 | -2.33 | #775 | #90,223 |
| 1983 | ATL | 10 | -2.33 | #766 | #90,204 |
| 1984★ | ATL | 38 | -1.64 | #385 | #43,845 |
| 1985 | ATL | 39 | -2.78 | #897 | #106,078 |
| 1986 | ATL | 40 | -2.43 | #808 | #96,447 |
| 1987 | ATL | 40 | -2.72 | #923 | #105,089 |
| 1988 | ATL | 39 | -3.07 | #951 | #109,121 |
| 1989 | CIN | 40 | -2.65 | #940 | #103,772 |
| 1990 | CIN | 35 | -2.75 | #990 | #105,698 |
| 1991 | ATL | 23 | -2.34 | #915 | #91,507 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1979 | ATL | 15 | -3.21 | #345 | #46,802 |
| 1980 | ATL | 2 | -2.44 | #258 | #38,200 |
| 1981 | ATL | 34 | 2.62 | #76 | #9,941 |
| 1982 | ATL | 39 | 0.60 | #131 | #16,020 |
| 1983 | ATL | 10 | -2.99 | #329 | #45,109 |
| 1984★ | ATL | 38 | 5.16 | #40 | #5,231 |
| 1985 | ATL | 39 | 4.32 | #62 | #6,537 |
| 1986 | ATL | 39 | -2.08 | #248 | #32,777 |
| 1987 | ATL | 39 | -1.72 | #241 | #28,433 |
| 1988 | ATL | 39 | 2.34 | #99 | #10,654 |
| 1989 | CIN | 40 | 1.14 | #131 | #14,178 |
| 1990 | CIN | 35 | 1.09 | #137 | #14,340 |
| 1991 | MON | 23 | -2.30 | #318 | #36,131 |
★ Best season by Z