G · 7 seasons · 1967-68 – 1973-74
Arthur Williams is the extreme version of a specialist. +8.3 of roto value came from assists, yet his career total is only -2.8. His best year was 1968-69: +0.8 roto value, 55th that season and 8907th of 24,555 player-seasons on record. He banked roto value in assists (+8.3) and gave it back in field-goal percentage (-3.9), points (-3.9) and rebounds (-2.4). Switching basis moves him 612 places, which is the whole argument about availability in a single figure.
| Season ↑ | Tm | GP | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1967-68 | SDR | 79 | -0.60 | #72 | #11,539 |
| 1968-69★ | SDR | 79 | 0.80 | #55 | #8,907 |
| 1969-70 | SDR | 80 | 0.48 | #58 | #9,487 |
| 1970-71 | BOS | 74 | -0.66 | #95 | #11,669 |
| 1971-72 | BOS | 81 | 0.59 | #68 | #9,300 |
| 1972-73 | BOS | 81 | -1.19 | #96 | #12,695 |
| 1973-74 | BOS | 67 | -2.26 | #127 | #15,087 |
★ Best season by Z (season totals)