Tier: Off MetaWin50.00%Role2.17%Pick0.13%Ban0.00%Games: 2KDA: 1.71Score: 50.33
Karthus Support is ranked Off Meta Tier and has a 50.00% win rate in LoL Swiftplay Patch 25.12. We've analyzed 2 Karthus Support games to compile our statistical Karthus Swiftplay Build Guide. For items, our build recommends: Malignance, Ionian Boots of Lucidity, Liandry's Torment, Stormsurge, Rabadon's Deathcap, and Blackfire Torch. For runes, the strongest choice is Inspiration (Primary) with First Strike (Keystone), and Sorcery (Secondary). The optimal Summoner Spells for this build are Flash and Teleport. Starting items should include Doran's Ring, Health Potion, and Stealth Ward.
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Karthus Summoner Spells


Win %
Pick %
50%
100%
100%
50%

0%
50%
Karthus Starting Items
Win %
Buy %


2

0%
50%
Karthus Runes
Win %
Pick %
100%
50%
Karthus Items

50%

100%

50%

100%

100%

33%

50%
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 %

50%
100%
Karthus Boots
Win %
Buy %

100%
50%

0%
50%
Duos and Counters

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