Tier: Off MetaWin56.25%Role16.11%Pick0.19%Games: 12KDA: 2.09Score: 50.60
Karthus Support is ranked Off Meta Tier and has a 56.25% win rate in LoL Ultimate Spellbook Patch 11.24. We've analyzed 12 Karthus Support games to compile our statistical Karthus Spellbook Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Anguish, Rabadon's Deathcap, Shadowflame, Seraph's Embrace, and Shard of True Ice. 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 Placeholder. Starting items should include Amplifying Tome, Spellthief's Edge, Health Potion, and Stealth Ward.
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Karthus Summoner Spells


Win %
Pick %
58%
100%
58%
100%
Karthus Starting Items
Win %
Buy %



2

100%
25%
Karthus Runes
Win %
Pick %
63%
33%
100%
14%
100%
8%
100%
8%
Karthus Items

44%

50%

50%

57%

50%

80%

63%

13%
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 %

63%
67%

40%
42%

50%
17%
Karthus Boots
Win %
Buy %

44%
75%

100%
17%
Karthus Mythic Items
Win %
Buy %

50%
67%

40%
42%

100%
8%

0%
8%