Tier: Off MetaWin41.86%Role7.85%Pick0.61%Ban21.92%Games: 43KDA: 1.61Score: 47.60
Karthus Support is ranked Off Meta Tier and has a 41.86% win rate in LoL Patch 8.24. We've analyzed 43 Karthus Support games to compile our statistical Karthus Build Guide. For items, our build recommends: Rod of Ages, Sorcerer's Shoes, Remnant of the Watchers, Morellonomicon, Zhonya's Hourglass, and Liandry's Torment. 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 Health Potion, Spellthief's Edge, Doran's Ring, Frostfang, and Warding Totem (Trinket). Karthus's Best Support matchups include Soraka. Karthus's Best Support counters are Janna and Sona.
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Karthus Summoner Spells


Win %
Pick %
42%
100%
37%
70%

60%
23%

50%
5%

0%
2%
Karthus Starting Items

40%

44%

25%

0%

42%
Karthus Runes
Win %
Pick %
36%
40%
51%
18%
82%
7%
34%
11%
Karthus Items

60%

45%

57%

33%

44%

50%

45%

0%
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 %

45%
77%

42%
77%

0%
2%
Karthus Boots
Win %
Buy %

45%
88%

33%
7%