Tier: Off MetaWin37.03%Role4.20%Pick0.04%Ban0.47%Games: 342KDA: 1.77Score: 41.32
Karthus Support is ranked Off Meta Tier and has a 37.03% win rate in LoL Patch 9.24. We've analyzed 342 Karthus Support games to compile our statistical Karthus Build Guide. For items, our build recommends: Rod of Ages, Sorcerer's Shoes, Luden's Echo, Morellonomicon, 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 Flash and Ignite. Starting items should include Health Potion, Spellthief's Edge, Doran's Ring, Relic Shield, and Warding Totem (Trinket). Karthus's Best Support matchups include Nami, Zilean, and Blitzcrank. Karthus's Best Support counters are Janna, Thresh, and Vel'Koz.
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Karthus Summoner Spells


Win %
Pick %
47%
97%
50%
58%

47%
14%

36%
15%

40%
9%

53%
5%
Karthus Starting Items

47%

47%

46%

73%

47%
Karthus Runes
Win %
Pick %
50%
26%
48%
16%
49%
8%
41%
11%
Karthus Items

48%

47%

50%

50%

57%

47%

47%

62%
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 %

47%
98%

44%
29%

45%
6%
Karthus Boots
Win %
Buy %

47%
82%

77%
4%

40%
7%

33%
1%

0%
0%