Stats
Q
W
E
R
Emerald + tier, with a 48.92% win rate and a 1.59% pick rate. Current rank of the champion is 4 Tier, and the most popular core items include 
(
, 
, 
, 
) for primary path and 
(
, 
) for secondary path.
Karthus strong against 
, 
and 
but weak against Karthus include 
, 
, and 
.
Karthus performs strongest at 40+ minutes with a 51.41% win rate and weakest at 25-30 minutes with a 47.85% win rate.Core Builds
   | 23.26%391 Games | 49.87% |
 | 10.53%177 Games | 53.11% |
| 6.72%113 Games | 49.56% |
 | 4.94%83 Games | 48.19% |
 | 4.46%75 Games | 53.33% |
| 3.69%62 Games | 56.45% |
| 2.56%43 Games | 58.14% |
| 2.38%40 Games | 52.5% |
| 2.26%38 Games | 39.47% |
 | 1.96%33 Games | 69.7% |
 | 1.67%28 Games | 25% |
| 1.55%26 Games | 38.46% |
| 1.49%25 Games | 64% |
| 1.49%25 Games | 48% |
| 1.43%24 Games | 70.83% |
Boots
 | 98.42%1,930 Games | 50.16% |
 | 1.48%29 Games | 51.72% |
 | 0.1%2 Games | 50% |
Starter Items
  | 54.22%1,182 Games | 49.41% |
| 23.9%521 Games | 49.14% |
 | 13.39%292 Games | 46.23% |
| 6.61%144 Games | 52.78% |
 | 0.41%9 Games | 0% |
 | 0.18%4 Games | 50% |
| 0.18%4 Games | 50% |
| 0.14%3 Games | 33.33% |
 | 0.14%3 Games | 100% |
 | 0.09%2 Games | 100% |
| 0.09%2 Games | 50% |
| 0.09%2 Games | 50% |
| 0.09%2 Games | 50% |
| 0.05%1 Games | 0% |
| 0.05%1 Games | 100% |
Items
| 75.43%1,673 Games | 49.79% |
| 66.37%1,472 Games | 50.48% |
| 60.01%1,331 Games | 52.82% |
| 46.53%1,032 Games | 55.72% |
| 32.51%721 Games | 48.82% |
| 25.74%571 Games | 50.96% |
| 17.81%395 Games | 49.87% |
| 14.56%323 Games | 55.42% |
 | 6.04%134 Games | 89.55% |
 | 3.97%88 Games | 35.23% |
 | 3.61%80 Games | 65% |
 | 2.8%62 Games | 58.06% |
 | 2.43%54 Games | 62.96% |
 | 1.94%43 Games | 60.47% |
 | 0.77%17 Games | 35.29% |
 | 0.41%9 Games | 44.44% |
 | 0.36%8 Games | 62.5% |
 | 0.32%7 Games | 42.86% |
 | 0.27%6 Games | 66.67% |
 | 0.27%6 Games | 50% |
 | 0.23%5 Games | 20% |
 | 0.18%4 Games | 100% |
 | 0.09%2 Games | 50% |
 | 0.05%1 Games | 0% |
 | 0.05%1 Games | 0% |