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, Rabadon's Deathcap, Void Staff, Morellonomicon, Zhonya's Hourglass, and Pyromancer's Cloak. Karthus's best augments include Eureka (Prismatic), It's Killing Time (Gold), and Juice Box (Silver). Karthus's Best Arena matchups include Tryndamere, Cho'Gath, and Diana. Karthus's Best Arena counters are Blitzcrank and Nunu.
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Best Prismatic Augments for Karthus
Eureka
Tier: S

Stats on Stats on Stats!
Tier: A

Ultimate Roulette
Tier: D

Infernal Conduit
Tier: D

Best Gold Augments for Karthus
It's Killing Time
Tier: S+

Magic Missile
Tier: S

Recursion
Tier: A

Transmute: Prismatic
Tier: A

Best Silver Augments for Karthus
Juice Box
Tier: A

Transmute: Gold
Tier: A

Witchful Thinking
Tier: A

Stats!
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

80%
2

90%
3

20%
4

110%
8

50%
11

30%
14

10%
Karthus Boots
Buy %

90%
Karthus Situational Items
Buy %

10%

20%

10%

10%

10%

10%
Karthus Juices
Buy %

7%

1%
Karthus Silver Augment Tier List







Karthus Gold Augment Tier List











Karthus Prismatic Augment Tier List






