Augments
Purist - Caster
B49.06%Silver· 4.37% · 16.5M · #96
Gain percent cooldown reduction and convert all of your Attack Speed into Ability Haste.
When to take it
The same augment performs differently across the four picks. This one is strongest on pick 3（49.67%）
Pick 149.3%
0.63% · 2.4M
Pick 249.3%
1.55% · 5.7M
Pick 349.67%
1.39% · 4.8M
Pick 447.76%
1.33% · 3.7M
Who gains the most from it
Lift is the champion's win rate with this augment minus their own baseline. It says more about fit than raw win rate does.
| Champion | With it | Baseline | Lift | Pick rate | Matches |
|---|---|---|---|---|---|
 Shaco | 52.19% | 44.21% | +7.98 | 6.53% | 241.4K |
 Trundle | 51.13% | 47.84% | +3.29 | 1.98% | 81.3K |
 Sona | 55.25% | 53.2% | +2.06 | 8.4% | 106.3K |
 Jayce | 46.29% | 44.43% | +1.86 | 11.98% | 371.6K |
 Teemo | 55.99% | 54.18% | +1.8 | 19.59% | 953.8K |
 Shyvana | 52.71% | 50.96% | +1.76 | 7.5% | 118.3K |
 Ivern | 52.04% | 50.59% | +1.45 | 1.06% | 2.6K |
 Hecarim | 51.77% | 50.38% | +1.39 | 0.76% | 22.6K |
 Miss Fortune | 52.36% | 51.54% | +0.82 | 12.53% | 666.4K |
 Twisted Fate | 54.99% | 54.31% | +0.68 | 7.72% | 261.2K |
 Zilean | 53.31% | 52.74% | +0.58 | 20.9% | 407.2K |
 Maokai | 49.72% | 49.43% | +0.3 | 7.27% | 246.1K |
 Yuumi | 52.88% | 52.6% | +0.27 | 7.05% | 80.2K |
 Vladimir | 48.76% | 48.5% | +0.26 | 25.12% | 619.1K |
 Karma | 49.25% | 49.01% | +0.24 | 9.1% | 120K |
 Nami | 51.43% | 51.28% | +0.15 | 7.52% | 48.3K |
 Lulu | 50.63% | 50.48% | +0.15 | 6.29% | 40.8K |
 Seraphine | 55.56% | 55.49% | +0.07 | 12.85% | 392.1K |
 Kennen | 44.19% | 44.13% | +0.05 | 7.25% | 59.7K |
 Ezreal | 47.54% | 47.63% | -0.1 | 5.68% | 241.1K |