Tier: Off MetaWin35.51%Role4.64%Pick0.04%Ban0.17%Games: 238KDA: 1.96Score: 42.81
Karthus Support is ranked Off Meta Tier and has a 35.51% win rate in LoL Patch 9.24. We've analyzed 238 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, Morellonomicon, Shard of True Ice, and Rabadon's Deathcap. 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 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 Karma, Lulu, and Sona. Karthus's Best Support counters are Nami, Malphite, and Pyke.
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Karthus Summoner Spells


Win %
Pick %
44%
96%
46%
43%

54%
20%

48%
22%

38%
11%

33%
5%
Karthus Starting Items

46%

51%

44%

59%

44%
Karthus Runes
Win %
Pick %
51%
21%
45%
12%
52%
10%
54%
7%
Karthus Items

47%

48%

65%

51%

51%

49%

44%

28%
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 %

44%
95%

47%
29%

39%
12%
Karthus Boots
Win %
Buy %

48%
79%

63%
3%

67%
1%

33%
3%

50%
1%

0%
0%