Tier: SWin53.97%Pick6.84%Games: 244KDA: 2.36Score: 54.53
Karthus is ranked S Tier and has a 53.97% win rate in LoL AR URF Patch 25.04. We've analyzed 244 Karthus games to compile our statistical Karthus AR URF Build Guide. For items, our build recommends: Malignance, Sorcerer's Shoes, Liandry's Torment, Shadowflame, Rabadon's Deathcap, and Void Staff. 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 Nami, Warwick, and Lillia. Karthus's Best AR URF counters are Ahri, Vladimir, and Xin Zhao.
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Karthus Summoner Spells
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
Win %
Pick %
55%
85%
53%
52%

54%
30%

55%
13%

44%
15%

56%
4%
Karthus Starting Items
Win %
Buy %


2

51%
48%


2

57%
17%
Karthus Runes
Win %
Pick %
50%
54%
62%
22%
60%
11%
100%
1%
Karthus Items

54%

55%

51%

56%

55%

54%

54%

63%
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 %

54%
91%

48%
9%

50%
8%
Karthus Boots
Win %
Buy %

55%
69%

57%
3%

100%
1%

100%
0%

50%
1%
Karthus Situational Items
Win %
Buy %

48%
26%

64%
17%

73%
9%

62%
5%

73%
5%

40%
6%