Tier: BWin14.25%Pick1.89%Ban0.31%Games: 6450KDA: 1.78Score: 42.58
Karthus is ranked B Tier and has a 14.25% win rate in LoL Arena Patch 14.9. We've analyzed 6450 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 Eureka (Prismatic), Magic Missile (Gold), and Mind to Matter (Silver). Karthus's Best Arena counters are Evelynn, Ryze, and Naafiri.
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Best Prismatic Augments for Karthus
Eureka
Tier: S+

Scopiest Weapons
Tier: S+

Infernal Conduit
Tier: S+

Spellwake
Tier: S

Best Gold Augments for Karthus
Magic Missile
Tier: S+

Big Brain
Tier: S+

It's Killing Time
Tier: S+

Phenomenal Evil
Tier: S+

Best Silver Augments for Karthus
Mind to Matter
Tier: S+

Witchful Thinking
Tier: S+

Erosion
Tier: S+

Executioner
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

90%
3

21%
4

64%
8

73%
11

32%
14

21%
Karthus Boots
Buy %

90%

7%

3%

1%

1%

0%
Karthus Situational Items
Buy %

35%

23%

14%

10%

11%

12%
Karthus Juices
Buy %

5%

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

-30.7

-30.0

-29.9

-29.3

-28.6

-28.5

-28.4

-28.2

-28.1

-27.9

-27.8

-27.8

-27.8

-27.7

-27.7

-27.5

-27.5

-27.4

-27.4

-27.3

-27.3

-27.2

-27.2

-26.9

-26.6

-26.6

-26.5

-26.5

-26.4

-26.3

-26.3

-26.3

-26.1

-26.0

-26.0

-26.0

-25.8

-25.7

-25.6

-25.6

-25.5

-25.5

-25.5

-25.5

-25.3

-25.2

-25.2

-25.1

-25.0

-24.9

-24.9

-24.9

-24.9

-24.8

-24.8

-24.7

-24.7

-24.6

-24.6

-24.5

-24.5

-24.4

-24.3

-24.3

-24.3

-24.3

-24.3

-24.2

-24.2

-24.2

-24.2

-24.2

-24.2

-24.1

-24.1

-24.1

-24.0

-24.0

-23.9

-23.9

-23.8

-23.8

-23.7

-23.6

-23.5

-23.5

-23.5

-23.4

-23.4

-23.4

-23.4

-23.4

-23.4

-23.3

-23.3

-23.2

-23.2

-23.2

-23.1

-23.1

-23.1

-23.0

-22.9

-22.9

-22.8

-22.8

-22.8

-22.8

-22.8

-22.8

-22.8

-22.7

-22.7

-22.6

-22.6

-22.6

-22.6

-22.5

-22.5

-22.5

-22.4

-22.4

-22.3

-22.3

-22.3

-22.3

-22.2

-22.2

-22.1

-22.1

-22.1

-21.9

-21.9

-21.9

-21.9

-21.5

-21.5

-21.4

-21.4

-21.4

-21.3

-21.2

-21.2

-21.2

-21.0

-20.9

-20.9

-20.9

-20.8

-20.8

-20.7

-20.6

-20.4

-20.4

-20.3

-20.1

-20.0

-20.0

-20.0

-19.9

-19.1

-19.1

-18.7

-18.6

-16.2

-14.1