Tier: BWin15.60%Pick5.01%Ban1.00%Games: 239KDA: 2.05Score: 48.85
Karthus is ranked B Tier and has a 15.60% win rate in LoL Arena Patch 25.09. We've analyzed 239 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 Mad Scientist (Prismatic), Big Brain (Gold), and Leg Day (Silver). For team partners, the best champions include: Malzahar, Blitzcrank, and Galio. Karthus's Best Arena matchups include Elise, Gnar, and Ekko. Karthus's Best Arena counters are Jhin, Sett, and Braum.
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Best Prismatic Augments for Karthus
Mad Scientist
Tier: S+

Quantum Computing
Tier: S+

Jeweled Gauntlet
Tier: S+

Quest: Wooglet's Witchcap
Tier: S

Best Gold Augments for Karthus
Big Brain
Tier: S+

Magic Missile
Tier: S+

Apex Inventor
Tier: S+

Parasitic Relationship
Tier: S+

Best Silver Augments for Karthus
Leg Day
Tier: S+

Witchful Thinking
Tier: S+

Erosion
Tier: S+

Contract Killer
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

78%
2

73%
3

31%
4

59%
8

54%
11

66%
14

29%
Karthus Boots
Buy %

73%

5%

1%

0%
Karthus Situational Items
Buy %

11%

25%

19%

20%

16%

7%
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



































