Tier: BWin54.61%Pick8.40%Games: 51KDA: 3.06Score: 50.32
Karthus is ranked B Tier and has a 54.61% win rate in LoL AR URF Patch 25.15. We've analyzed 51 Karthus games to compile our statistical Karthus AR URF Build Guide. For items, our build recommends: Malignance, Sorcerer's Shoes, Shadowflame, Stormsurge, Liandry's Torment, 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 Ghost. Starting items should include Amplifying Tome, Health Potion, and Oracle Lens. Karthus's Best AR URF matchups include Aatrox, LeBlanc, and Lee Sin. Karthus's Best AR URF counters are Caitlyn, Hecarim, and Morgana.
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Karthus Summoner Spells


Win %
Pick %
56%
84%
47%
33%

86%
14%

35%
33%

67%
18%

43%
14%
Karthus Starting Items
Win %
Buy %


2

53%
29%


2

50%
27%
Karthus Runes
Win %
Pick %
57%
54%
47%
22%
41%
13%
100%
2%
Karthus Items

55%

53%

55%

58%

63%

56%

53%

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 %

53%
96%

60%
10%

100%
6%
Karthus Boots
Win %
Buy %

53%
78%

75%
8%

100%
2%
Karthus Situational Items
Win %
Buy %

52%
41%

48%
41%

80%
10%

60%
10%

100%
4%

0%
2%