Karthus is ranked Tier and has a 14.31% win rate in LoL Arena Patch 14.17. We've analyzed 74 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Torment, Rabadon's Deathcap, Shadowflame, Blackfire Torch, and Void Staff. Karthus's best augments include Fan the Hammer (Prismatic), Summoner Revolution (Gold), and ADAPt (Silver). For team partners, the best champions include: Sylas and Bel'Veth. Karthus's Best Arena matchups include Olaf and Bel'Veth. Karthus's Best Arena counters are Teemo, Darius, and Ahri.
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Best Prismatic Augments for Karthus
Fan the Hammer
Tier: S+

Quest: Wooglet's Witchcap
Tier: S+

Infernal Conduit
Tier: S

Jeweled Gauntlet
Tier: S

Best Gold Augments for Karthus
Summoner Revolution
Tier: S+

Die Another Day
Tier: S+

It's Killing Time
Tier: S

Keystone Conjurer
Tier: S

Best Silver Augments for Karthus
ADAPt
Tier: S+

Flashbang
Tier: S+

Flashy
Tier: S+

Witchful Thinking
Tier: S

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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![]() | E | E | E | E | E | |||||||||||||
![]() | R | R | R |
Karthus Items by Round
Buy %
1

84%
2

93%
4

57%
8

78%
11

45%
14

18%
17

26%
Karthus Boots
Buy %

93%

4%

1%

3%
Karthus Situational Items
Buy %

18%

28%

14%

16%

5%

3%
Karthus Juices
Buy %

4%

0%

0%
Karthus Silver Augment Tier List
































Karthus Gold Augment Tier List


























Karthus Prismatic Augment Tier List





















