Tier: Off MetaWin53.57%Role7.05%Pick0.17%Games: 16KDA: 3.09Score: 50.15
Karthus Support is ranked Off Meta Tier and has a 53.57% win rate in LoL Ultimate Spellbook Patch 11.24. We've analyzed 16 Karthus Support games to compile our statistical Karthus Spellbook Build Guide. For items, our build recommends: Liandry's Anguish, Sorcerer's Shoes, Rabadon's Deathcap, Shadowflame, Cosmic Drive, 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 Placeholder and Flash. Starting items should include Amplifying Tome, Spellthief's Edge, and Health Potion.
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Karthus Summoner Spells


Win %
Pick %
56%
100%
57%
88%

50%
13%
Karthus Starting Items
Win %
Buy %



2
50%
13%



100%
6%
Karthus Runes
Win %
Pick %
56%
41%
78%
19%
50%
21%
0%
6%
Karthus Items

54%

46%

75%

83%

100%

71%

70%

75%
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 %

70%
63%

55%
69%

0%
13%
Karthus Boots
Win %
Buy %

46%
81%

100%
19%
Karthus Mythic Items
Win %
Buy %

54%
81%

67%
19%