Tier: Off MetaWin51.62%Role1.55%Pick0.05%Ban6.88%Games: 3007KDA: 2.07Score: 54.60
Karthus Support is ranked Off Meta Tier and has a 51.62% win rate in LoL Patch 14.19. We've analyzed 3007 Karthus Support games to compile our statistical Karthus Build Guide. For items, our build recommends: Sorcerer's Shoes, Malignance, Blackfire Torch, Liandry's Torment, Zaz'Zak's Realmspike, and Shadowflame. 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 Exhaust. Starting items should include World Atlas, Health Potion, and Oracle Lens. Karthus's Best Support matchups include Teemo, Rell, and Braum. Karthus's Best Support counters are Heimerdinger, Zoe, and Bard.
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Karthus Summoner Spells


Win %
Pick %
45%
88%
47%
59%

41%
27%

46%
10%

40%
8%

45%
3%
Karthus Starting Items
Win %
Buy %


2

45%
89%


2

26%
1%
Karthus Runes
Win %
Pick %
46%
38%
45%
26%
43%
11%
52%
2%
Karthus Items

47%

47%

47%

49%

46%

55%

46%

53%
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 %

46%
69%

44%
69%

50%
5%
Karthus Boots
Win %
Buy %

47%
72%

43%
9%

48%
1%

75%
0%

25%
1%

57%
0%
Karthus Support Items
Win %
Buy %

46%
73%

42%
2%

60%
2%

48%
1%

33%
1%