Tier: BWin11.56%Pick7.17%Ban1.96%Games: 630KDA: 1.83Score: 47.93
Karthus is ranked B Tier and has a 11.56% win rate in LoL Arena Patch 25.15. We've analyzed 630 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, Void Staff, and Detonation Orb. Karthus's best augments include Quantum Computing (Prismatic), Perseverance (Gold), and Witchful Thinking (Silver). For team partners, the best champions include: Elise, Nami, and Rell. Karthus's Best Arena counters are Nasus, Lux, and Yone.
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Best Prismatic Augments for Karthus
Quantum Computing
Tier: S+

Slow Cooker
Tier: S+

Jeweled Gauntlet
Tier: S+

Quest: Wooglet's Witchcap
Tier: S

Best Gold Augments for Karthus
Perseverance
Tier: S+

Slow and Steady
Tier: S+

It's Killing Time
Tier: S+

Magic Missile
Tier: S+

Best Silver Augments for Karthus
Witchful Thinking
Tier: S+

ADAPt
Tier: S+

Overflow
Tier: S+

Transmute: Gold
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

76%
2

78%
3

33%
4

63%
8

60%
11

71%
14

25%
Karthus Boots
Buy %

78%

1%

8%

0%

0%

0%
Karthus Situational Items
Buy %

15%

17%

23%

10%

20%

9%
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)

-35.5

-33.6

-33.5

-32.6

-32.3

-31.9

-31.3

-30.7

-30.7

-30.2

-29.8

-29.7

-29.7

-29.6

-29.5

-29.5

-29.4

-29.3

-28.7

-28.7

-28.4

-28.1

-28.1

-28.0

-27.4

-27.3

-27.3

-26.8

-26.8

-26.8

-26.7

-26.6

-26.6

-26.3

-25.9

-25.5

-25.4

-24.8

-24.7

-24.7

-24.5

-24.3

-23.6

-23.6

-23.6

-23.4

-23.2

-23.1

-23.1

-22.9

-22.9

-22.4

-22.1

-22.1

-21.5

-21.4

-21.1

-21.0

-20.9

-20.4

-20.3

-20.2

-19.5

-19.4

-18.6

-18.4

-18.2

-18.0

-18.0

-18.0

-17.1

-16.4

-15.7

-15.7

-14.8

-12.4