Tier: CWin10.95%Pick7.62%Ban2.10%Games: 8220KDA: 1.85Score: 37.49
Karthus is ranked C Tier and has a 10.95% win rate in LoL Arena Patch 25.18. We've analyzed 8220 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Malignance, Liandry's Anguish, Rabadon's Deathcap, Void Staff, and Detonation Orb. Karthus's best augments include Jeweled Gauntlet (Prismatic), It's Killing Time (Gold), and ADAPt (Silver). Karthus's Best Arena counters are Ekko, Lissandra, and Orianna.
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Best Prismatic Augments for Karthus
Jeweled Gauntlet
Tier: S+

Chauffeur
Tier: S+

Infernal Conduit
Tier: S+

Slow Cooker
Tier: S+

Best Gold Augments for Karthus
It's Killing Time
Tier: S+

Magic Missile
Tier: S+

From Beginning to End
Tier: S+

Big Brain
Tier: S+

Best Silver Augments for Karthus
ADAPt
Tier: S+

Witchful Thinking
Tier: S+

404 Augment Not Found
Tier: S+

Dematerialize
Tier: S+

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

72%
2

74%
3

30%
4

50%
8

47%
11

73%
14

25%
Karthus Boots
Buy %

74%

5%

1%

1%

1%

0%
Karthus Situational Items
Buy %

25%

19%

18%

13%

13%

13%
Karthus Juices
Buy %

6%

1%

1%
Karthus Prismatic Item Tier List



























Karthus Silver Augment Tier List






















































Karthus Gold Augment Tier List






























































Karthus Prismatic Augment Tier List













































Below Average Karthus Duo Champions in Arena(under 49% top 2 rate with Karthus)

-0.4

-3.0

-5.7

-6.1

-6.5

-7.5

-7.7

-7.8

-9.0

-9.0

-9.3

-10.1

-11.1

-11.3

-12.2

-12.8

-12.9

-13.2

-13.5

-13.9

-14.4

-15.0

-15.1

-16.2

-16.3

-16.3

-16.3

-17.5

-18.2

-18.2

-18.5

-18.5

-19.0

-19.0

-19.4

-19.7

-20.2

-20.4

-20.4

-20.7

-20.8

-21.2

-21.7

-22.1

-22.2

-22.3

-23.7

-24.0

-24.3

-24.3

-24.4

-24.4

-24.4

-24.7

-25.3

-25.3

-25.4

-25.5

-26.2

-26.4

-26.6

-27.2

-27.4

-27.6

-28.6

-28.7

-29.4

-29.6

-30.1

-30.3

-31.4

-31.7

-36.0
Best Champions to Counter Karthus in Arena(under 49% top 2 rate for Karthus)

-28.0

-27.4

-27.2

-26.7

-26.4

-26.1

-25.8

-25.7

-25.7

-25.4

-25.3

-25.2

-25.2

-25.2

-25.2

-25.2

-25.1

-25.0

-25.0

-25.0

-24.9

-24.8

-24.8

-24.8

-24.7

-24.7

-24.7

-24.6

-24.6

-24.3

-24.2

-24.1

-24.1

-24.1

-24.0

-24.0

-24.0

-23.9

-23.9

-23.9

-23.9

-23.8

-23.8

-23.8

-23.8

-23.8

-23.7

-23.7

-23.7

-23.6

-23.6

-23.6

-23.5

-23.5

-23.5

-23.5

-23.5

-23.5

-23.4

-23.4

-23.4

-23.4

-23.3

-23.3

-23.3

-23.2

-23.2

-23.1

-23.1

-23.1

-23.0

-23.0

-23.0

-22.9

-22.9

-22.9

-22.9

-22.9

-22.8

-22.7

-22.7

-22.6

-22.6

-22.6

-22.5

-22.5

-22.5

-22.5

-22.4

-22.3

-22.3

-22.2

-22.2

-22.2

-22.1

-22.1

-22.1

-22.1

-22.0

-22.0

-22.0

-21.9

-21.9

-21.8

-21.8

-21.8

-21.8

-21.8

-21.7

-21.7

-21.7

-21.7

-21.6

-21.6

-21.5

-21.5

-21.5

-21.5

-21.5

-21.5

-21.5

-21.4

-21.4

-21.4

-21.4

-21.2

-21.2

-21.1

-21.1

-21.1

-21.0

-21.0

-20.8

-20.8

-20.8

-20.7

-20.6

-20.6

-20.6

-20.6

-20.6

-20.6

-20.6

-20.5

-20.5

-20.4

-20.3

-20.3

-20.3

-20.3

-20.3

-20.1

-20.1

-20.0

-20.0

-19.9

-19.5

-19.5

-19.5

-19.4

-19.4

-19.4

-19.2

-19.2

-19.2

-19.0

-18.8

-18.6

-18.5

-18.3

-18.3