Karthus is ranked Tier and has a 20.94% win rate in LoL Arena Patch 25.16. We've analyzed 50 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 Pyromancer's Cloak. Karthus's best augments include Chain Lightning (Prismatic), Flashy (Gold), and Ultimate Unstoppable (Silver). For team partners, the best champions include: Amumu and Rek'Sai. Karthus's Best Arena matchups include Brand, Orianna, and Xerath. Karthus's Best Arena counters are Warwick, Aurora, and Bard.
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Best Prismatic Augments for Karthus
Chain Lightning
Tier: S+

Ultimate Roulette
Tier: S

Infernal Conduit
Tier: S

Jeweled Gauntlet
Tier: A

Best Gold Augments for Karthus
Flashy
Tier: S+

Quest: Urf's Champion
Tier: S+

Restart
Tier: S

Stats on Stats!
Tier: S

Best Silver Augments for Karthus
Ultimate Unstoppable
Tier: S+

Dive Bomber
Tier: S+

Tank It Or Leave It
Tier: S

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

66%
2

84%
3

30%
4

64%
8

56%
11

80%
14

30%
Karthus Boots
Buy %

84%

2%

4%

2%
Karthus Situational Items
Buy %

20%

20%

20%

16%

6%

16%
Karthus Juices
Buy %

2%

1%
Karthus Silver Augment Tier List































Karthus Gold Augment Tier List






























Karthus Prismatic Augment Tier List














