Tier: S+Win53.72%Pick6.95%Games: 1471KDA: 2.33Score: 68.71
Karthus is ranked S+ Tier and has a 53.72% win rate in LoL AR URF Patch 25.15. We've analyzed 1471 Karthus games to compile our statistical Karthus AR URF Build Guide. For items, our build recommends: Sorcerer's Shoes, Malignance, Blackfire Torch, Liandry's Torment, Shadowflame, and Rabadon's Deathcap. For runes, the strongest choice is Domination (Primary) with Dark Harvest (Keystone), and Sorcery (Secondary). The optimal Summoner Spells for this build are Flash and Exhaust. Starting items should include Doran's Ring, Health Potion, and Stealth Ward. Karthus's Best AR URF matchups include Bard, Braum, and Qiyana. Karthus's Best AR URF counters are Taric, Corki, and Olaf.
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Karthus Summoner Spells


Win %
Pick %
54%
68%
53%
39%

54%
37%

53%
27%

53%
18%

62%
6%
Karthus Starting Items
Win %
Buy %


2

54%
36%


2

54%
29%
Karthus Runes
Win %
Pick %
55%
53%
54%
26%
52%
11%
66%
1%
Karthus Items

54%

55%

53%

55%

55%

55%

53%

58%
Karthus Skill Order
![]() | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() | Q | Q | Q | Q | Q | |||||||||||||
![]() | W | W | W | W | W | |||||||||||||
![]() | E | E | E | E | E | |||||||||||||
![]() | R | R | R |
Karthus Item Purchase Order


























Karthus Trinkets
Win %
Buy %

53%
93%

61%
6%

57%
6%
Karthus Boots
Win %
Buy %

54%
79%

46%
4%

100%
0%

100%
0%

75%
0%

0%
0%
Karthus Situational Items
Win %
Buy %

56%
25%

55%
21%

58%
6%

54%
6%

55%
6%

50%
6%
Best Karthus Duo Champions in AR URF(over 51% win rate with Karthus)

+23.3

+22.9

+22.3

+22.2

+19.8

+19.0

+18.4

+17.8

+17.0

+17.0

+16.7

+16.7

+16.6

+15.7

+15.7

+15.7

+15.7

+15.7

+15.7

+15.0

+14.0

+13.7

+13.4

+13.0

+13.0

+12.9

+12.8

+12.6

+12.6

+12.5

+12.2

+12.0

+11.5

+11.5

+11.1

+10.9

+10.9

+10.7

+10.4

+9.9

+9.6

+9.0

+9.0

+9.0

+9.0

+8.6

+8.3

+8.2

+7.8

+7.8

+7.5

+7.4

+6.9

+6.4

+6.1

+6.1

+5.9

+5.8

+5.8

+5.7

+5.5

+5.4

+5.4

+5.2

+5.0

+4.8

+4.6

+4.6

+4.3

+4.2

+4.0

+3.5

+3.5

+3.5

+3.5

+3.5

+3.5

+3.3

+3.2

+2.8

+2.8

+2.8

+2.8

+2.7

+2.6

+2.5

+2.3

+2.3

+2.3

+2.1

+1.6

+1.6

+1.6

+1.5

+1.4

+0.7

+0.4

+0.2

+0.1
Best Matchups for Karthus in AR URF(over 51% win rate for Karthus)

+22.3

+22.1

+22.1

+21.9

+21.7

+18.3

+17.8

+17.2

+15.7

+15.7

+15.7

+15.7

+15.7

+15.7

+14.8

+14.5

+14.5

+14.5

+14.4

+14.0

+13.9

+13.0

+12.6

+12.3

+12.2

+11.9

+11.8

+11.7

+11.5

+11.5

+11.1

+10.9

+10.5

+10.5

+10.5

+10.3

+9.7

+9.5

+9.5

+9.4

+9.4

+9.4

+9.0

+9.0

+8.6

+8.3

+8.3

+8.1

+7.3

+7.3

+7.1

+6.9

+6.8

+6.7

+6.6

+6.4

+6.4

+6.1

+6.1

+6.1

+6.1

+6.1

+5.5

+5.4

+4.9

+4.6

+4.6

+4.4

+4.0

+3.9

+3.8

+3.8

+3.8

+3.7

+3.6

+3.5

+3.2

+3.1

+2.8

+2.8

+2.7

+2.6

+2.6

+2.5

+2.3

+2.2

+1.9

+1.9

+1.9

+1.8

+1.7

+1.7

+1.6

+1.6

+1.4

+1.0

+0.9

+0.9

+0.7

+0.7

+0.5

+0.4