Karthus is ranked Tier and has a 7.15% win rate in LoL Arena Patch 25.16. We've analyzed 81 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Rabadon's Deathcap, Rite Of Ruin, Shadowflame, Void Staff, and Detonation Orb. Karthus's best augments include Center of the Universe (Prismatic), Hat Trick (Gold), and Castle (Silver). For team partners, the best champions include: Aatrox and Vi. Karthus's Best Arena matchups include Kalista, Shyvana, and Malzahar. Karthus's Best Arena counters are Anivia, Bel'Veth, and Mordekaiser.
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Best Prismatic Augments for Karthus
Center of the Universe
Tier: S+

Laser Eyes
Tier: S+

Jeweled Gauntlet
Tier: S

Eureka
Tier: S

Best Gold Augments for Karthus
Hat Trick
Tier: S+

Soul Siphon
Tier: S+

Big Brain
Tier: S+

Critical Healing
Tier: S

Best Silver Augments for Karthus
Castle
Tier: S+

Infernal Soul
Tier: S+

Erosion
Tier: S+

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

77%
2

78%
3

27%
4

57%
8

20%
11

31%
14

22%
Karthus Boots
Buy %

78%

2%
Karthus Situational Items
Buy %

27%

47%

16%

43%

7%

6%
Karthus Juices
Buy %

6%

2%

2%
Karthus Prismatic Item Tier List

Karthus Silver Augment Tier List
































Karthus Gold Augment Tier List





































Karthus Prismatic Augment Tier List

























