Karthus is ranked Tier and has a 13.33% win rate in LoL Arena Patch 25.13. We've analyzed 15 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Malignance, Shadowflame, Rabadon's Deathcap, Zhonya's Hourglass, and Pyromancer's Cloak. Karthus's best augments include Infernal Conduit (Prismatic), Keystone Conjurer (Gold), and Stats! (Silver). Karthus's Best Arena matchups include Jax, Malphite, and Maokai. Karthus's Best Arena counters are Ornn, Vayne, and Zyra.
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Best Prismatic Augments for Karthus
Infernal Conduit
Tier: S+

Jeweled Gauntlet
Tier: S

Accelerating Sorcery
Tier: B

Goliath
Tier: B

Best Gold Augments for Karthus
Keystone Conjurer
Tier: S+

Magic Missile
Tier: S

Big Brain
Tier: S

Phenomenal Evil
Tier: A

Best Silver Augments for Karthus
Stats!
Tier: S+

Witchful Thinking
Tier: S

Don't Chase
Tier: A

Mirror Image
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

60%
2

67%
3

27%
4

53%
8

33%
11

60%
14

27%
Karthus Boots
Buy %

67%
Karthus Situational Items
Buy %

27%

73%

40%

20%

13%

7%
Karthus Juices
Buy %

5%
Karthus Silver Augment Tier List












Karthus Gold Augment Tier List















Karthus Prismatic Augment Tier List











