Tier: SWin13.35%Pick4.60%Ban1.00%Games: 412KDA: 1.93Score: 60.29
Karthus is ranked S Tier and has a 13.35% win rate in LoL Arena Patch 25.09. We've analyzed 412 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, Shadowflame, and Detonation Orb. Karthus's best augments include Jeweled Gauntlet (Prismatic), Transmute: Prismatic (Gold), and Contract Killer (Silver). For team partners, the best champions include: Udyr, Xin Zhao, and Singed. Karthus's Best Arena matchups include Janna and Braum. Karthus's Best Arena counters are Dr. Mundo, Warwick, and Gragas.
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Best Prismatic Augments for Karthus
Jeweled Gauntlet
Tier: S+

Quantum Computing
Tier: S+

Spellwake
Tier: S+

Quest: Wooglet's Witchcap
Tier: S

Best Gold Augments for Karthus
Transmute: Prismatic
Tier: S+

Big Brain
Tier: S+

It's Killing Time
Tier: S+

Magic Missile
Tier: S+

Best Silver Augments for Karthus
Contract Killer
Tier: S+

Witchful Thinking
Tier: S+

Executioner
Tier: S+

Slime Time
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

75%
3

33%
4

63%
8

53%
11

59%
14

28%
Karthus Boots
Buy %

75%

10%

1%

2%

0%
Karthus Situational Items
Buy %

18%

19%

21%

18%

15%

8%
Karthus Juices
Buy %

5%

1%

0%
Karthus Prismatic Item Tier List














Karthus Silver Augment Tier List

















































Karthus Gold Augment Tier List



















































Karthus Prismatic Augment Tier List



































