Tier: CWin11.02%Pick7.64%Ban2.48%Games: 236KDA: 1.86Score: 42.19
Karthus is ranked C Tier and has a 11.02% win rate in LoL Arena Patch 25.18. We've analyzed 236 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 Master of Duality (Prismatic), Extendo-Arm (Gold), and Slime Time (Silver). For team partners, the best champions include: Nunu. Karthus's Best Arena counters are Sylas, Gragas, and Teemo.
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Best Prismatic Augments for Karthus
Master of Duality
Tier: S+

Jeweled Gauntlet
Tier: S+

Quest: Wooglet's Witchcap
Tier: S+

Infernal Conduit
Tier: S

Best Gold Augments for Karthus
Extendo-Arm
Tier: S+

It's Killing Time
Tier: S+

Magic Missile
Tier: S+

Big Brain
Tier: S+

Best Silver Augments for Karthus
Slime Time
Tier: S+

ADAPt
Tier: S+

Witchful Thinking
Tier: S+

Frost Wraith
Tier: S+

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

69%
2

78%
3

34%
4

47%
8

43%
11

67%
14

19%
Karthus Boots
Buy %

78%

2%

0%

1%

0%

2%
Karthus Situational Items
Buy %

5%

17%

27%

14%

17%

10%
Karthus Juices
Buy %

5%

1%

1%
Karthus Prismatic Item Tier List








Karthus Silver Augment Tier List












































Karthus Gold Augment Tier List












































Karthus Prismatic Augment Tier List






































