Tier: S+Win13.37%Pick6.04%Ban1.82%Games: 172KDA: 1.93Score: 68.04
Karthus is ranked S+ Tier and has a 13.37% win rate in LoL Arena Patch 25.09. We've analyzed 172 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 Fey Magic (Prismatic), Banner of Command (Gold), and Witchful Thinking (Silver). For team partners, the best champions include: Ambessa, Jax, and Malphite. Karthus's Best Arena matchups include Rek'Sai, Syndra, and Fiddlesticks. Karthus's Best Arena counters are Janna, Camille, and Talon.
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Best Prismatic Augments for Karthus
Fey Magic
Tier: S+

Spellwake
Tier: S+

Jeweled Gauntlet
Tier: S

Doomsayer
Tier: S

Best Gold Augments for Karthus
Banner of Command
Tier: S+

Magic Missile
Tier: S+

It's Killing Time
Tier: S+

Big Brain
Tier: S+

Best Silver Augments for Karthus
Witchful Thinking
Tier: S+

Castle
Tier: S+

Ocean Soul
Tier: S+

ADAPt
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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![]() | Q | Q | Q | Q | Q | |||||||||||||
![]() | W | W | W | W | W | |||||||||||||
![]() | E | E | E | E | E | |||||||||||||
![]() | R | R | R |
Karthus Items by Round
Buy %
1

70%
2

78%
3

30%
4

60%
8

43%
11

59%
14

20%
Karthus Boots
Buy %

78%

3%

3%

1%
Karthus Situational Items
Buy %

19%

10%

18%

13%

18%

7%
Karthus Juices
Buy %

7%

2%

1%
Karthus Prismatic Item Tier List







Karthus Silver Augment Tier List









































Karthus Gold Augment Tier List












































Karthus Prismatic Augment Tier List




























