Tier: S+Win58.47%Pick8.83%Games: 1440KDA: 2.48Score: 79.52
Karthus is ranked S+ Tier and has a 58.47% win rate in LoL AR URF Patch 25.04. We've analyzed 1440 Karthus games to compile our statistical Karthus AR URF Build Guide. For items, our build recommends: Malignance, Sorcerer's Shoes, Liandry's Torment, Blackfire Torch, 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 Ignite. Starting items should include Amplifying Tome, Health Potion, and Oracle Lens. Karthus's Best AR URF matchups include Malphite, Ornn, and Udyr. Karthus's Best AR URF counters are Singed, K'Sante, and Taric.
Advertisement
Advertisement
Karthus Summoner Spells


Win %
Pick %
58%
74%
58%
33%

59%
30%

62%
27%

59%
13%

54%
11%
Karthus Starting Items
Win %
Buy %


2

60%
43%


2

57%
31%
Karthus Runes
Win %
Pick %
58%
56%
58%
19%
59%
11%
63%
2%
Karthus Items

58%

60%

60%

57%

59%

59%

59%

55%
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 %

59%
96%

47%
4%

54%
2%
Karthus Boots
Win %
Buy %

60%
59%

58%
4%

65%
1%

60%
1%

33%
1%

67%
0%
Karthus Situational Items
Win %
Buy %

57%
26%

59%
17%

55%
7%

55%
7%

57%
7%

58%
6%
Best Karthus Duo Champions in AR URF(over 51% win rate with Karthus)

+23.4

+22.7

+21.7

+20.4

+20.4

+20.4

+19.8

+19.8

+19.7

+19.6

+19.6

+19.4

+18.2

+18.2

+18.2

+18.2

+17.6

+17.5

+16.6

+16.6

+16.4

+16.3

+15.7

+15.7

+15.7

+15.7

+15.7

+15.7

+15.7

+15.7

+15.7

+15.0

+14.9

+14.6

+13.7

+13.7

+13.7

+13.3

+13.0

+13.0

+12.8

+12.6

+12.6

+12.3

+12.3

+12.2

+12.0

+12.0

+11.5

+11.5

+11.5

+11.5

+11.5

+11.5

+11.5

+11.5

+11.3

+10.4

+10.3

+10.2

+10.2

+10.1

+10.0

+9.9

+9.7

+9.4

+9.0

+9.0

+8.5

+8.2

+8.0

+7.8

+7.6

+7.5

+7.3

+7.2

+7.1

+7.0

+6.9

+6.6

+6.4

+6.1

+5.8

+5.6

+5.2

+5.2

+5.0

+4.9

+4.8

+4.6

+4.6

+4.6

+4.2

+4.2

+4.0

+3.9

+3.5

+3.5

+2.8

+2.8

+2.8

+2.8

+2.6

+2.3

+2.3

+2.3

+2.1

+2.0

+1.9

+1.9

+1.6

+1.5

+1.0

+0.5

+0.4

+0.4
Best Matchups for Karthus in AR URF(over 51% win rate for Karthus)

+22.5

+22.3

+22.3

+21.7

+21.7

+21.7

+21.0

+20.0

+19.6

+19.2

+19.0

+18.2

+18.0

+17.9

+17.4

+17.3

+16.7

+15.7

+15.7

+15.7

+15.7

+15.7

+15.7

+15.7

+15.7

+14.9

+14.8

+14.7

+14.7

+14.2

+14.2

+14.1

+14.0

+13.7

+13.4

+13.2

+13.0

+12.6

+12.6

+12.5

+12.5

+12.5

+12.0

+11.9

+11.8

+11.7

+11.5

+11.3

+10.9

+10.7

+10.2

+10.2

+10.1

+10.0

+9.6

+9.5

+9.4

+9.3

+9.3

+9.0

+9.0

+9.0

+9.0

+9.0

+8.7

+8.6

+8.2

+8.1

+8.0

+8.0

+7.8

+7.8

+7.8

+7.7

+7.6

+7.3

+7.3

+7.2

+7.2

+6.8

+6.6

+6.5

+6.4

+6.1

+5.9

+5.7

+5.2

+5.1

+5.0

+4.9

+4.9

+4.6

+4.4

+4.1

+4.0

+3.9

+3.7

+3.5

+3.5

+3.4

+3.1

+3.1

+2.8

+2.8

+2.7

+2.6

+2.4

+2.3

+2.3

+2.2

+2.1

+2.1

+2.1

+2.0

+1.4

+1.3

+1.2

+0.8

+0.7

+0.7

+0.4

+0.4

+0.2