Karthus is ranked Tier and has a 15.44% win rate in LoL Arena Patch 25.15. We've analyzed 43 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Liandry's Anguish, Rabadon's Deathcap, Stormsurge, Cryptbloom, Detonation Orb, and Seraph's Embrace. Karthus's best augments include Jeweled Gauntlet (Prismatic), Banner of Command (Gold), and Infernal Soul (Silver). Karthus's Best Arena matchups include Briar, Zeri, and Illaoi. Karthus's Best Arena counters are Akshan, Irelia, and Jinx.
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Best Prismatic Augments for Karthus
Jeweled Gauntlet
Tier: S+

Ultimate Revolution
Tier: S

Infernal Conduit
Tier: S

Chain Lightning
Tier: S

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

With Haste
Tier: S+

Magic Missile
Tier: S

It's Killing Time
Tier: S

Best Silver Augments for Karthus
Infernal Soul
Tier: S

Mind to Matter
Tier: S

Firefox
Tier: S

Buff Buddies
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

79%
3

28%
4

70%
5

77%
8

12%
14

7%
17

14%
Karthus Boots
Buy %

51%

2%

21%

5%
Karthus Situational Items
Buy %

14%

12%

12%

16%

5%

2%
Karthus Juices
Buy %

7%

1%

1%
Karthus Prismatic Item Tier List

Karthus Silver Augment Tier List























Karthus Gold Augment Tier List



























Karthus Prismatic Augment Tier List

















