Tier: CWin45.60%Role11.82%Pick0.35%Ban1.13%Games: 130KDA: 1.97Score: 49.95
Karthus Support is ranked C Tier and has a 45.60% win rate in LoL Patch 11.24. We've analyzed 130 Karthus Support games to compile our statistical Karthus Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Anguish, Zhonya's Hourglass, Shadowflame, Rabadon's Deathcap, and Shard of True Ice. For runes, the strongest choice is Domination (Primary) with Dark Harvest (Keystone), and Precision (Secondary). The optimal Summoner Spells for this build are Exhaust and Ignite. Starting items should include Spellthief's Edge, Health Potion, and Oracle Lens. Karthus's Best Support matchups include Lulu, Nami, and Soraka. Karthus's Best Support counters are Brand, Yuumi, and Leona.
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Karthus Summoner Spells


Win %
Pick %
53%
75%
50%
69%

47%
51%

0%
1%

0%
2%

0%
1%
Karthus Starting Items
Win %
Buy %


2

48%
86%


2

0%
1%
Karthus Runes
Win %
Pick %
53%
43%
61%
26%
40%
16%
35%
2%
Karthus Items

53%

50%

50%

60%

51%

50%

51%

48%
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 %

51%
96%

52%
70%

50%
5%
Karthus Boots
Win %
Buy %

53%
98%

0%
4%

0%
2%
Karthus Mythic Items
Win %
Buy %

50%
95%

100%
2%

0%
1%