Karthus is ranked Tier and has a 10.00% win rate in LoL Arena Patch 25.09. We've analyzed 10 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Anguish, Malignance, Shadowflame, Void Staff, and Pyromancer's Cloak. Karthus's best augments include Jeweled Gauntlet (Prismatic), Firebrand (Gold), and ADAPt (Silver). Karthus's Best Arena matchups include Sett, Brand, and Sylas.
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Best Prismatic Augments for Karthus
Jeweled Gauntlet
Tier: S+

Infernal Conduit
Tier: S

Dreadbringer
Tier: A

Transmute: Chaos
Tier: B

Best Gold Augments for Karthus
Firebrand
Tier: S

Vulnerability
Tier: S

It's Killing Time
Tier: A

Dark Blessing
Tier: A

Best Silver Augments for Karthus
ADAPt
Tier: S

Frozen Foundations
Tier: B

Juice Box
Tier: B

Transmute: Gold
Tier: C

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

90%
2

90%
3

30%
4

80%
8

40%
11

20%
14

50%
Karthus Boots
Buy %

90%

10%

10%
Karthus Situational Items
Buy %

90%

40%

10%

10%

10%

10%
Karthus Juices
Buy %

8%

1%

1%
Karthus Silver Augment Tier List





Karthus Gold Augment Tier List












Karthus Prismatic Augment Tier List











