Karthus is ranked Tier and has a 33.33% win rate in LoL Arena Patch 25.15. We've analyzed 19 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Zhonya's Hourglass, Rabadon's Deathcap, Stormsurge, Void Staff, and Runecarver. Karthus's best augments include Trueshot Prodigy (Prismatic), Summoner Revolution (Gold), and Warmup Routine (Silver). Karthus's Best Arena matchups include Aphelios and Lee Sin. Karthus's Best Arena counters are Alistar, Annie, and Blitzcrank.
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Best Prismatic Augments for Karthus
Trueshot Prodigy
Tier: S+

Quest: Wooglet's Witchcap
Tier: S

Jeweled Gauntlet
Tier: S

Eureka
Tier: A

Best Gold Augments for Karthus
Summoner Revolution
Tier: S+

Parasitic Relationship
Tier: S

It's Killing Time
Tier: S

Magic Missile
Tier: A

Best Silver Augments for Karthus
Warmup Routine
Tier: S

Flashbang
Tier: S

ADAPt
Tier: S

Frozen Foundations
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

53%
2

74%
3

47%
4

11%
8

89%
11

26%
14

47%
Karthus Boots
Buy %

74%

5%

5%
Karthus Situational Items
Buy %

5%

5%

21%

11%

32%

5%
Karthus Juices
Buy %

7%
Karthus Silver Augment Tier List

















Karthus Gold Augment Tier List














Karthus Prismatic Augment Tier List













