Tier: Off MetaWin35.00%Role1.88%Pick0.05%Ban0.25%Games: 20KDA: 1.81Score: 46.60
Karthus Support is ranked Off Meta Tier and has a 35.00% win rate in LoL Patch 7.24. We've analyzed 20 Karthus Support games to compile our statistical Karthus Build Guide. For items, our build recommends: Rod of Ages, Sorcerer's Shoes, Eye of the Watchers, Morellonomicon, Liandry's Torment, and Rabadon's Deathcap. For runes, the strongest choice is Sorcery (Primary) with Arcane Comet (Keystone), and <pathBonus><pathSorcery>Sorcery</pathSorcery> + <pathPrecision>Precision</pathPrecision> </pathBonus> (Secondary). The optimal Summoner Spells for this build are Flash and Exhaust. Starting items should include Health Potion, Spellthief's Edge, Refillable Potion, Doran's Ring, and Warding Totem (Trinket).
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Karthus Summoner Spells


Win %
Pick %
35%
100%
33%
60%

33%
30%

100%
5%

0%
5%
Karthus Starting Items

32%

37%

33%

33%

40%
Karthus Runes
Win %
Pick %
52%
45%
100%
5%
19%
26%
Karthus Items

43%

39%

57%

36%

25%

33%

40%

50%
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 %

40%
100%

57%
35%

75%
20%

0%
5%
Karthus Boots
Win %
Buy %

39%
90%

0%
10%