Karthus is ranked Tier and has a 10.53% win rate in LoL Arena Patch 25.17. We've analyzed 19 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Archangel's Staff, Malignance, Rabadon's Deathcap, Void Staff, Zhonya's Hourglass, and Pyromancer's Cloak. Karthus's best augments include Quest: Wooglet's Witchcap (Prismatic), Combo Master (Gold), and Executioner (Silver). Karthus's Best Arena matchups include Kalista, Lissandra, and Tahm Kench.
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Best Prismatic Augments for Karthus
Quest: Wooglet's Witchcap
Tier: S+

Infernal Conduit
Tier: S

Jeweled Gauntlet
Tier: S

Spellwake
Tier: A

Best Gold Augments for Karthus
Combo Master
Tier: S

Thread the Needle
Tier: S

Keystone Conjurer
Tier: S

Magic Missile
Tier: A

Best Silver Augments for Karthus
Executioner
Tier: S+

Witchful Thinking
Tier: S

ADAPt
Tier: S

Infernal Soul
Tier: A

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 Items by Round
Buy %
1

21%
3

26%
4

26%
5

63%
8

74%
14

37%
17

32%
Karthus Boots
Buy %

63%

16%
Karthus Situational Items
Buy %

5%

11%

32%

11%

5%

63%
Karthus Juices
Buy %

7%

1%

3%
Karthus Silver Augment Tier List













Karthus Gold Augment Tier List















Karthus Prismatic Augment Tier List













