Karthus is ranked Tier and has a 32.23% win rate in LoL ARAM Patch 9.24. We've analyzed 28 Karthus games to compile our statistical Karthus ARAM Build Guide. For items, our build recommends: Rod of Ages (Quick Charge), Luden's Echo, Sorcerer's Shoes, Morellonomicon, Rabadon's Deathcap, and Void Staff. For runes, the strongest choice is Domination (Primary) with Dark Harvest (Keystone), and Precision (Secondary). The optimal Summoner Spells for this build are Flash and Mark. Starting items should include Health Potion, Lost Chapter, Tear of the Goddess (Quick Charge), and Boots of Speed. Karthus's Best ARAM matchups include Ryze, Swain, and Sylas. Karthus's Best ARAM counters are Amumu, Diana, and LeBlanc.
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Karthus Summoner Spells


Win %
Pick %
48%
96%
47%
68%

100%
4%

50%
7%

33%
11%

33%
11%
Karthus Starting Items

48%

57%

33%

57%
Karthus Runes
Win %
Pick %
46%
48%
45%
20%
67%
9%
Karthus Items

57%

56%

42%

44%

55%

50%

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 Boots
Win %
Buy %

42%
93%

100%
4%

100%
4%