Tier: SWin17.32%Pick7.58%Ban1.82%Games: 127KDA: 2.06Score: 56.16
Karthus is ranked S Tier and has a 17.32% win rate in LoL Arena Patch 25.09. We've analyzed 127 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, Morellonomicon, and Detonation Orb. Karthus's best augments include Doomsayer (Prismatic), Big Brain (Gold), and Goredrink (Silver). For team partners, the best champions include: Rengar and Vex. Karthus's Best Arena matchups include Talon, Vel'Koz, and Lissandra. Karthus's Best Arena counters are Viktor, Jarvan IV, and Akshan.
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Best Prismatic Augments for Karthus
Doomsayer
Tier: S+

Jeweled Gauntlet
Tier: S+

Eureka
Tier: S

Raid Boss
Tier: S

Best Gold Augments for Karthus
Big Brain
Tier: S+

And My Axe!
Tier: S+

Magic Missile
Tier: S+

Flashy
Tier: S

Best Silver Augments for Karthus
Goredrink
Tier: S+

Fallen Aegis
Tier: S

Light 'em Up!
Tier: S

Fire Sale
Tier: S

Karthus Skill Order
![]() | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
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![]() | R | R | R |
Karthus Items by Round
Buy %
1

74%
2

77%
3

28%
4

52%
8

73%
11

29%
14

19%
Karthus Boots
Buy %

77%

1%

2%
Karthus Situational Items
Buy %

24%

31%

22%

7%

6%

17%
Karthus Juices
Buy %

8%

3%

2%
Karthus Prismatic Item Tier List






Karthus Silver Augment Tier List








































Karthus Gold Augment Tier List





































Karthus Prismatic Augment Tier List



























