Stats
Q
W
E
R
Emerald + tier, with a 50.28% win rate and a 2.04% pick rate. Current rank of the champion is 3 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 53.51% win rate and weakest at 25-30 minutes with a 48.77% win rate.Core Builds
   | 17.51%38 Games | 52.63% |
 | 11.98%26 Games | 42.31% |
 | 7.83%17 Games | 58.82% |
| 7.37%16 Games | 25% |
| 5.99%13 Games | 53.85% |
 | 3.69%8 Games | 50% |
 | 3.23%7 Games | 71.43% |
| 3.23%7 Games | 71.43% |
| 2.3%5 Games | 40% |
| 2.3%5 Games | 20% |
| 1.84%4 Games | 0% |
| 1.84%4 Games | 50% |
| 1.84%4 Games | 75% |
| 1.84%4 Games | 75% |
| 1.38%3 Games | 100% |
Boots
 | 98.06%303 Games | 47.19% |
 | 1.62%5 Games | 60% |
 | 0.32%1 Games | 0% |
Starter Items
  | 52.41%174 Games | 41.38% |
| 21.99%73 Games | 47.95% |
 | 12.35%41 Games | 53.66% |
| 10.84%36 Games | 55.56% |
 | 0.9%3 Games | 100% |
 | 0.3%1 Games | 0% |
 | 0.3%1 Games | 100% |
| 0.3%1 Games | 0% |
2 | 0.3%1 Games | 0% |
| 0.3%1 Games | 0% |
Items
| 85.06%279 Games | 48.75% |
| 57.01%187 Games | 49.2% |
| 50.61%166 Games | 49.4% |
| 29.27%96 Games | 42.71% |
| 26.22%86 Games | 52.33% |
| 24.39%80 Games | 55% |
| 17.07%56 Games | 41.07% |
 | 15.55%51 Games | 50.98% |
 | 6.1%20 Games | 70% |
 | 5.49%18 Games | 38.89% |
 | 2.74%9 Games | 44.44% |
 | 2.44%8 Games | 37.5% |
 | 2.13%7 Games | 42.86% |
 | 1.83%6 Games | 33.33% |
 | 0.61%2 Games | 50% |
 | 0.61%2 Games | 0% |
 | 0.3%1 Games | 0% |
 | 0.3%1 Games | 100% |