Tier: CWin7.94%Pick7.17%Ban1.43%Games: 33KDA: 1.68Score: 47.69
Karthus is ranked C Tier and has a 7.94% win rate in LoL Arena Patch 25.09. We've analyzed 33 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Rabadon's Deathcap, Shadowflame, Void Staff, Morellonomicon, and Pyromancer's Cloak. Karthus's best augments include Quest: Wooglet's Witchcap (Prismatic), Thread the Needle (Gold), and Buff Buddies (Silver). Karthus's Best Arena matchups include Naafiri, Zed, and Tryndamere. Karthus's Best Arena counters are Ashe, Janna, and Olaf.
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Best Prismatic Augments for Karthus
Quest: Wooglet's Witchcap
Tier: S+

Slow Cooker
Tier: S

Eureka
Tier: S

Doomsayer
Tier: S

Best Gold Augments for Karthus
Thread the Needle
Tier: S+

We'll Be Right Back
Tier: S+

It's Killing Time
Tier: S

Phenomenal Evil
Tier: S

Best Silver Augments for Karthus
Buff Buddies
Tier: S

Juice Box
Tier: S

Transmute: Gold
Tier: S

Witchful Thinking
Tier: A

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

79%
2

79%
3

24%
4

97%
8

39%
11

39%
14

36%
Karthus Boots
Buy %

79%

6%

3%
Karthus Situational Items
Buy %

9%

27%

9%

3%

6%

6%
Karthus Juices
Buy %

8%

1%

1%
Karthus Silver Augment Tier List




















Karthus Gold Augment Tier List





















Karthus Prismatic Augment Tier List
















