Tier: Off MetaWin48.15%Role25.96%Pick0.42%Ban0.00%Games: 27KDA: 1.65Score: 48.91
Karthus Support is ranked Off Meta Tier and has a 48.15% win rate in LoL Swiftplay Patch 25.11. We've analyzed 27 Karthus Support games to compile our statistical Karthus Swiftplay Build Guide. For items, our build recommends: Blackfire Torch, Liandry's Torment, Malignance, Zaz'Zak's Realmspike, Void Staff, and Stormsurge. For runes, the strongest choice is Domination (Primary) with Dark Harvest (Keystone), and Sorcery (Secondary). The optimal Summoner Spells for this build are Flash and Teleport. Starting items should include Sapphire Crystal.
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Karthus Summoner Spells


Win %
Pick %
43%
85%
47%
56%

56%
33%

75%
15%

33%
11%
Karthus Starting Items
Win %
Buy %

0%
4%
Karthus Runes
Win %
Pick %
49%
80%
100%
6%
0%
10%
Karthus Items

50%

47%

53%

80%

50%

53%

48%

33%
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 %

48%
85%

40%
19%
Karthus Boots
Win %
Buy %

17%
22%
Karthus Support Items
Win %
Buy %

80%
19%

100%
4%