Tier: BWin9.22%Pick7.95%Ban2.19%Games: 680KDA: 1.89Score: 46.88
Karthus is ranked B Tier and has a 9.22% win rate in LoL Arena Patch 25.09. We've analyzed 680 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Anguish, Rabadon's Deathcap, Malignance, Zhonya's Hourglass, and Detonation Orb. Karthus's best augments include Jeweled Gauntlet (Prismatic), Extendo-Arm (Gold), and ADAPt (Silver). For team partners, the best champions include: Aphelios, Rumble, and Vladimir. Karthus's Best Arena counters are Kassadin, Gangplank, and Nunu.
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Best Prismatic Augments for Karthus
Jeweled Gauntlet
Tier: S+

Quest: Wooglet's Witchcap
Tier: S+

Gamba Anvil
Tier: S+

Infernal Conduit
Tier: S+

Best Gold Augments for Karthus
Extendo-Arm
Tier: S+

Big Brain
Tier: S+

It's Killing Time
Tier: S+

Oathsworn
Tier: S+

Best Silver Augments for Karthus
ADAPt
Tier: S+

Light 'em Up!
Tier: S+

Executioner
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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() | Q | Q | Q | Q | Q | |||||||||||||
![]() | W | W | W | W | W | |||||||||||||
![]() | E | E | E | E | E | |||||||||||||
![]() | R | R | R |
Karthus Items by Round
Buy %
1

71%
2

81%
3

33%
4

51%
8

73%
11

36%
14

24%
Karthus Boots
Buy %

81%

1%

1%

1%

0%

0%
Karthus Situational Items
Buy %

20%

19%

23%

23%

15%

12%
Karthus Juices
Buy %

6%

2%

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)

-34.5

-33.5

-32.9

-32.1

-31.5

-30.0

-29.7

-28.6

-28.1

-27.4

-27.3

-26.8

-26.4

-26.4

-26.4

-26.0

-26.0

-25.9

-25.8

-25.8

-25.5

-25.4

-25.4

-25.2

-24.9

-24.7

-24.3

-24.0

-24.0

-24.0

-23.7

-23.6

-23.6

-23.5

-23.5

-23.3

-23.2

-23.1

-23.1

-22.2

-22.2

-22.2

-21.7

-21.7

-21.6

-21.1

-21.1

-20.9

-20.7

-20.2

-20.1

-20.1

-19.9

-19.7

-19.6

-19.3

-19.2

-19.2

-19.0

-18.7

-18.3

-18.1

-18.0

-17.6

-17.5

-17.4

-17.4

-17.2

-17.1

-17.0

-16.9

-16.5

-16.3

-16.2

-15.7

-15.7

-15.3

-15.1

-15.0

-14.8

-14.2

-13.9

-12.9

-12.5

-12.2

-11.7

-10.9

-10.5

-10.3

-10.2

-10.2

-9.8

-9.3

-8.3

-5.4

-5.2