Tier: BWin18.62%Pick5.10%Ban1.24%Games: 1239KDA: 2.14Score: 54.37
Karthus is ranked B Tier and has a 18.62% win rate in LoL Arena Patch 25.13. We've analyzed 1239 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Anguish, Malignance, Rabadon's Deathcap, Shadowflame, and Detonation Orb. Karthus's best augments include Dual Wield (Prismatic), Big Brain (Gold), and Deft (Silver). For team partners, the best champions include: Braum, Sona, and Yone. Karthus's Best Arena counters are Skarner, Sivir, and Rakan.
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Best Prismatic Augments for Karthus
Dual Wield
Tier: S+

Quest: Wooglet's Witchcap
Tier: S+

Spellwake
Tier: S+

Infernal Conduit
Tier: S+

Best Gold Augments for Karthus
Big Brain
Tier: S+

Phenomenal Evil
Tier: S+

Willing Sacrifice
Tier: S+

Soul Siphon
Tier: S+

Best Silver Augments for Karthus
Deft
Tier: S+

Witchful Thinking
Tier: S+

Infernal Soul
Tier: S+

Ice Cold
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

74%
2

80%
3

33%
4

58%
8

50%
11

71%
14

31%
Karthus Boots
Buy %

80%

5%

1%

0%

1%

0%
Karthus Situational Items
Buy %

22%

22%

17%

18%

14%

10%
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









































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

-32.8

-32.1

-30.7

-30.3

-29.4

-29.2

-28.8

-28.5

-28.2

-27.7

-27.6

-27.4

-27.2

-27.1

-27.1

-26.7

-26.6

-26.5

-26.4

-26.4

-26.2

-26.0

-26.0

-25.9

-25.5

-25.5

-25.4

-25.2

-25.2

-25.2

-24.4

-24.2

-24.1

-24.0

-24.0

-23.7

-23.7

-23.6

-23.5

-23.4

-23.4

-23.4

-23.3

-23.2

-23.2

-23.1

-23.0

-22.9

-22.8

-22.7

-22.7

-22.7

-22.7

-22.7

-22.6

-22.5

-22.4

-22.4

-22.3

-22.3

-22.3

-22.2

-22.2

-22.0

-22.0

-22.0

-21.7

-21.6

-21.4

-21.4

-21.3

-21.1

-21.0

-21.0

-20.9

-20.8

-20.8

-20.8

-20.8

-20.7

-20.6

-20.6

-20.5

-20.4

-20.3

-20.2

-20.1

-20.1

-20.0

-19.9

-19.9

-19.9

-19.5

-19.2

-19.2

-19.1

-19.1

-19.0

-19.0

-18.9

-18.8

-18.8

-18.8

-18.5

-18.5

-18.5

-18.4

-18.2

-18.2

-18.2

-18.1

-18.1

-18.1

-18.0

-18.0

-17.9

-17.8

-17.8

-17.8

-17.8

-17.6

-17.4

-17.4

-17.4

-17.1

-17.1

-16.6

-16.6

-16.4

-16.2

-16.0

-16.0

-16.0

-15.9

-15.9

-15.7

-15.7

-15.5

-15.3

-15.2

-15.2

-15.1

-15.1

-15.1

-15.0

-15.0

-14.1

-14.1

-13.9

-13.6

-13.3

-12.8

-12.4

-12.1

-11.1

-10.7

-9.7

-8.5

-7.9