Tier: BWin9.09%Pick6.16%Ban1.24%Games: 22KDA: 2.11Score: 50.10
Karthus is ranked B Tier and has a 9.09% win rate in LoL Arena Patch 25.08. We've analyzed 22 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Liandry's Anguish, Rabadon's Deathcap, Morellonomicon, Zhonya's Hourglass, Horizon Focus, and Demonic Embrace. Karthus's best augments include Spellwake (Prismatic), Keystone Conjurer (Gold), and Erosion (Silver). Karthus's Best Arena matchups include Corki, Udyr, and Alistar. Karthus's Best Arena counters are Ambessa, Twisted Fate, and Vayne.
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Best Prismatic Augments for Karthus
Spellwake
Tier: S

Back To Basics
Tier: A

Gamba Anvil
Tier: A

Giant Slayer
Tier: A

Best Gold Augments for Karthus
Keystone Conjurer
Tier: S+

From Beginning to End
Tier: S

It's Killing Time
Tier: S

Big Brain
Tier: S

Best Silver Augments for Karthus
Erosion
Tier: S+

Mind to Matter
Tier: S

Witchful Thinking
Tier: S

Executioner
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

55%
3

5%
4

64%
5

86%
8

23%
14

55%
17

23%
Karthus Boots
Buy %

77%

5%
Karthus Situational Items
Buy %

18%

5%

5%

23%

41%

9%
Karthus Juices
Buy %

11%

1%
Karthus Silver Augment Tier List
















Karthus Gold Augment Tier List




















Karthus Prismatic Augment Tier List









