Tier: BWin44.44%Pick10.26%Games: 178KDA: 2.28Score: 43.27
Karthus is ranked B Tier and has a 44.44% win rate in LoL AR URF Patch 25.15. We've analyzed 178 Karthus games to compile our statistical Karthus AR URF Build Guide. For items, our build recommends: Malignance, Sorcerer's Shoes, 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 Amplifying Tome, Health Potion, and Stealth Ward. Karthus's Best AR URF matchups include Jayce, Nocturne, and Teemo. Karthus's Best AR URF counters are Ashe, Senna, and Soraka.
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Karthus Summoner Spells


Win %
Pick %
40%
61%
44%
49%

62%
33%

41%
45%

33%
8%

50%
1%
Karthus Starting Items
Win %
Buy %


2

60%
22%


2

50%
22%
Karthus Runes
Win %
Pick %
42%
55%
56%
20%
39%
16%
50%
3%
Karthus Items

47%

44%

39%

46%

42%

43%

44%

19%
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 %

44%
88%

43%
13%

64%
6%
Karthus Boots
Win %
Buy %

44%
79%

33%
5%

50%
1%

0%
1%

0%
1%
Karthus Situational Items
Win %
Buy %

49%
20%

50%
12%

60%
8%

40%
8%

44%
5%

50%
3%