Tier: Off MetaWin70.00%Role7.25%Pick0.35%Games: 10KDA: 1.77Score: 54.48
Karthus Support is ranked Off Meta Tier and has a 70.00% win rate in LoL Ultimate Spellbook Patch 11.24. We've analyzed 10 Karthus Support games to compile our statistical Karthus Spellbook Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Anguish, Shard of True Ice, Morellonomicon, Rabadon's Deathcap, and Seraph's Embrace. For runes, the strongest choice is Domination (Primary) with Dark Harvest (Keystone), and Sorcery (Secondary). The optimal Summoner Spells for this build are Placeholder and Flash. Starting items should include Doran's Ring, Spellthief's Edge, Refillable Potion, and Stealth Ward.
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Karthus Summoner Spells


Win %
Pick %
70%
100%
67%
60%

100%
20%

100%
10%

0%
10%
Karthus Starting Items
Win %
Buy %




100%
10%



2

0%
10%
Karthus Runes
Win %
Pick %
80%
33%
100%
17%
100%
10%
0%
10%
Karthus Items

80%

70%

60%

75%

100%

75%

75%

100%
Karthus Skill Order
![]() | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
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![]() | Q | Q | Q | Q | Q | |||||||||||||
![]() | W | W | W | W | W | |||||||||||||
![]() | E | E | E | E | E | |||||||||||||
![]() | R | R | R |
Karthus Item Purchase Order





















Karthus Ultimate Spellbook Stats

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Karthus Trinkets
Win %
Buy %

75%
80%

50%
60%

100%
10%
Karthus Boots
Win %
Buy %

80%
100%

50%
20%
Karthus Mythic Items
Win %
Buy %

70%
100%