Stats
Q
W
E
R
Emerald + tier, with a 49.48% win rate and a 2.11% 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 53.42% win rate and weakest at 35-40 minutes with a 47.03% win rate.Core Builds
   | 13.91%358 Games | 51.4% |
 | 11.42%294 Games | 59.52% |
 | 9.21%237 Games | 51.48% |
| 6.72%173 Games | 53.76% |
| 5.21%134 Games | 45.52% |
 | 2.99%77 Games | 71.43% |
 | 2.41%62 Games | 58.06% |
| 2.21%57 Games | 68.42% |
 | 2.14%55 Games | 49.09% |
| 1.86%48 Games | 37.5% |
| 1.83%47 Games | 68.09% |
| 1.79%46 Games | 36.96% |
| 1.52%39 Games | 35.9% |
| 1.44%37 Games | 67.57% |
| 1.09%28 Games | 67.86% |
Boots
 | 99.1%3,411 Games | 50.57% |
 | 0.64%22 Games | 54.55% |
 | 0.09%3 Games | 33.33% |
 | 0.09%3 Games | 0% |
 | 0.06%2 Games | 0% |
Starter Items
  | 48.69%1,809 Games | 50.03% |
| 28.13%1,045 Games | 48.42% |
 | 10.42%387 Games | 46.51% |
| 9.83%365 Games | 52.33% |
 | 0.75%28 Games | 42.86% |
| 0.46%17 Games | 76.47% |
| 0.4%15 Games | 53.33% |
 | 0.27%10 Games | 30% |
| 0.16%6 Games | 50% |
 | 0.13%5 Games | 60% |
| 0.13%5 Games | 100% |
| 0.13%5 Games | 40% |
| 0.08%3 Games | 66.67% |
 | 0.05%2 Games | 100% |
 | 0.05%2 Games | 0% |
Items
| 83.39%3,157 Games | 50.46% |
| 58.43%2,212 Games | 53.35% |
| 46.7%1,768 Games | 49.38% |
| 36.69%1,389 Games | 58.1% |
| 24.48%927 Games | 53.18% |
| 22.85%865 Games | 54.91% |
| 20.44%774 Games | 46.64% |
| 19.33%732 Games | 55.05% |
 | 6.87%260 Games | 43.85% |
 | 5.23%198 Games | 90.91% |
 | 4.31%163 Games | 55.21% |
 | 3.46%131 Games | 50.38% |
 | 3.3%125 Games | 58.4% |
 | 2.85%108 Games | 48.15% |
 | 2.22%84 Games | 65.48% |
 | 1%38 Games | 60.53% |
 | 0.69%26 Games | 46.15% |
 | 0.63%24 Games | 41.67% |
 | 0.5%19 Games | 52.63% |
 | 0.16%6 Games | 50% |
 | 0.13%5 Games | 20% |
 | 0.13%5 Games | 0% |
 | 0.13%5 Games | 80% |
 | 0.13%5 Games | 60% |
 | 0.08%3 Games | 33.33% |
 | 0.08%3 Games | 100% |
 | 0.05%2 Games | 50% |
 | 0.05%2 Games | 0% |
 | 0.05%2 Games | 0% |
 | 0.03%1 Games | 0% |