Tier: BWin13.82%Pick2.53%Ban0.43%Games: 11692KDA: 1.85Score: 46.79
Karthus is ranked B Tier and has a 13.82% win rate in LoL Arena Patch 14.9. We've analyzed 11692 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Anguish, Rabadon's Deathcap, Shadowflame, Void Staff, and Detonation Orb. Karthus's best augments include Spellwake (Prismatic), Magic Missile (Gold), and Witchful Thinking (Silver). Karthus's Best Arena counters are Sivir, Ziggs, and Janna.
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Best Prismatic Augments for Karthus
Spellwake
Tier: S+

Jeweled Gauntlet
Tier: S+

Infernal Conduit
Tier: S+

Quest: Wooglet's Witchcap
Tier: S

Best Gold Augments for Karthus
Magic Missile
Tier: S+

It's Killing Time
Tier: S+

Phenomenal Evil
Tier: S+

Big Brain
Tier: S+

Best Silver Augments for Karthus
Witchful Thinking
Tier: S+

ADAPt
Tier: S+

Executioner
Tier: S+

Erosion
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

75%
2

90%
3

24%
4

61%
8

73%
11

27%
14

20%
Karthus Boots
Buy %

90%

6%

2%

1%

1%

0%
Karthus Situational Items
Buy %

20%

25%

14%

9%

14%

12%
Karthus Juices
Buy %

4%

1%

0%
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)

-12.6

-12.6

-12.8

-13.1

-13.9

-14.0

-15.2

-15.7

-15.7

-15.9

-16.0

-16.5

-16.7

-16.7

-17.4

-18.0

-18.1

-18.2

-18.8

-18.9

-19.6

-19.9

-20.0

-20.7

-20.8

-21.1

-21.8

-21.8

-21.9

-22.0

-22.4

-22.7

-23.1

-23.2

-23.7

-24.1

-24.4

-24.7

-24.7

-24.8

-24.8

-24.8

-24.8

-24.9

-24.9

-25.4

-25.4

-25.5

-26.0

-26.1

-26.3

-26.6

-26.8

-26.9

-27.0

-27.2

-27.4

-27.5

-27.5

-28.0

-28.4

-28.4

-28.8

-28.8

-29.0

-29.0

-29.2

-29.6

-29.7

-30.9

-31.1

-31.4

-31.4

-32.6

-32.9

-33.1

-33.4

-33.6

-33.8

-34.5

-34.7

-37.7

-37.8

-37.9

-39.8
Best Champions to Counter Karthus in Arena(under 49% top 2 rate for Karthus)

-32.8

-29.4

-29.1

-29.1

-28.8

-28.3

-28.0

-27.5

-27.5

-27.5

-27.4

-27.3

-27.2

-27.2

-27.2

-27.1

-27.1

-27.1

-27.0

-27.0

-26.9

-26.8

-26.8

-26.7

-26.7

-26.7

-26.6

-26.6

-26.4

-26.4

-26.3

-26.2

-26.2

-26.1

-26.0

-25.9

-25.9

-25.9

-25.8

-25.8

-25.8

-25.7

-25.6

-25.6

-25.5

-25.5

-25.5

-25.4

-25.2

-25.2

-25.2

-25.2

-25.2

-25.2

-25.2

-25.1

-25.1

-25.1

-25.0

-25.0

-25.0

-25.0

-25.0

-25.0

-25.0

-24.9

-24.9

-24.9

-24.9

-24.8

-24.8

-24.8

-24.8

-24.8

-24.8

-24.8

-24.7

-24.7

-24.7

-24.7

-24.7

-24.7

-24.7

-24.7

-24.7

-24.7

-24.6

-24.6

-24.6

-24.5

-24.5

-24.5

-24.5

-24.5

-24.5

-24.5

-24.4

-24.4

-24.4

-24.3

-24.3

-24.3

-24.3

-24.3

-24.3

-24.3

-24.3

-24.3

-24.3

-24.2

-24.2

-24.2

-24.2

-24.1

-24.1

-24.1

-24.0

-24.0

-23.9

-23.9

-23.9

-23.9

-23.9

-23.9

-23.8

-23.7

-23.6

-23.6

-23.6

-23.6

-23.6

-23.5

-23.5

-23.5

-23.4

-23.4

-23.3

-23.3

-23.3

-23.3

-23.3

-23.3

-23.1

-22.8

-22.8

-22.8

-22.8

-22.7

-22.7

-22.6

-22.5

-22.4

-22.3

-22.3

-22.2

-22.0

-22.0

-21.9

-21.6

-21.4

-21.3

-21.1

-21.1

-21.0

-21.0

-20.9

-20.7