Tier: CWin10.83%Pick6.42%Ban1.35%Games: 684KDA: 1.78Score: 42.36
Karthus is ranked C Tier and has a 10.83% win rate in LoL Arena Patch 25.13. We've analyzed 684 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 Orbital Laser (Prismatic), Big Brain (Gold), and First-Aid Kit (Silver). For team partners, the best champions include: Rell, Amumu, and Briar. Karthus's Best Arena matchups include Kindred. Karthus's Best Arena counters are Zilean, Graves, and Yasuo.
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Best Prismatic Augments for Karthus
Orbital Laser
Tier: S+

Jeweled Gauntlet
Tier: S+

Spellwake
Tier: S+

Ultimate Roulette
Tier: S

Best Gold Augments for Karthus
Big Brain
Tier: S+

It's Killing Time
Tier: S+

Magic Missile
Tier: S+

From Beginning to End
Tier: S+

Best Silver Augments for Karthus
First-Aid Kit
Tier: S+

Frozen Foundations
Tier: S+

Light 'em Up!
Tier: S+

Slime Time
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

72%
2

81%
3

35%
4

46%
8

36%
11

70%
14

24%
Karthus Boots
Buy %

81%

1%

0%

1%

1%

1%
Karthus Situational Items
Buy %

17%

26%

25%

15%

13%

18%
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








































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

-35.7

-34.7

-34.4

-33.6

-31.8

-31.7

-29.9

-29.7

-29.6

-29.6

-29.4

-29.2

-28.7

-28.2

-28.0

-27.9

-27.7

-27.2

-25.9

-25.8

-25.5

-25.4

-25.3

-25.2

-24.6

-24.0

-24.0

-23.7

-23.7

-23.4

-23.3

-23.2

-23.1

-23.0

-23.0

-22.8

-22.5

-22.5

-22.5

-22.4

-22.3

-22.3

-22.2

-22.1

-22.1

-21.7

-20.7

-20.6

-20.2

-20.2

-20.2

-20.1

-19.8

-19.8

-19.7

-19.6

-19.6

-19.6

-19.5

-19.3

-19.3

-19.2

-18.9

-18.8

-18.7

-18.6

-18.4

-18.2

-18.2

-18.1

-17.8

-17.4

-17.2

-17.1

-16.9

-16.9

-16.3

-15.7

-15.7

-14.5

-14.4

-13.9

-13.7

-13.2

-11.9

-10.9

-9.0

-8.7

-8.7

-8.3

-5.0