Tier: Off MetaWin48.39%Role3.74%Pick0.03%Ban0.15%Games: 62KDA: 2.12Score: 50.74
Karthus Support is ranked Off Meta Tier and has a 48.39% win rate in LoL Patch 9.24. We've analyzed 62 Karthus Support games to compile our statistical Karthus Build Guide. For items, our build recommends: Rod of Ages, Sorcerer's Shoes, Rylai's Crystal Scepter, Luden's Echo, Morellonomicon, and Shard of True Ice. 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 Health Potion, Spellthief's Edge, Doran's Ring, Control Ward, and Warding Totem (Trinket). Karthus's Best Support matchups include Blitzcrank, Sona, and Thresh. Karthus's Best Support counters are Janna, Rakan, and Leona.
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Karthus Summoner Spells


Win %
Pick %
48%
100%
50%
39%

63%
26%

50%
13%

20%
16%

67%
5%
Karthus Starting Items

50%

54%

50%

100%

52%
Karthus Runes
Win %
Pick %
66%
22%
66%
18%
48%
6%
28%
10%
Karthus Items

53%

52%

83%

59%

59%

54%

48%

33%
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 Trinkets
Win %
Buy %

48%
100%

48%
44%
Karthus Boots
Win %
Buy %

52%
74%

100%
2%

33%
5%