Karthus is ranked Tier and has a 9.09% win rate in LoL Arena Patch 25.09. We've analyzed 11 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Malignance, Horizon Focus, Talisman Of Ascension, Banshee's Veil, and Seraph's Embrace. Karthus's best augments include Fey Magic (Prismatic), Vulnerability (Gold), and Ice Cold (Silver). Karthus's Best Arena matchups include Kai'Sa and Jhin. Karthus's Best Arena counters are Garen, Veigar, and Zeri.
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Best Prismatic Augments for Karthus
Fey Magic
Tier: S

Infernal Conduit
Tier: A

Stats on Stats on Stats!
Tier: A

Jeweled Gauntlet
Tier: B

Best Gold Augments for Karthus
Vulnerability
Tier: S+

Soul Siphon
Tier: S

Transmute: Prismatic
Tier: S

Phenomenal Evil
Tier: A

Best Silver Augments for Karthus
Ice Cold
Tier: B

Light 'em Up!
Tier: B

Overflow
Tier: B

ADAPt
Tier: B

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

73%
2

73%
3

9%
4

27%
8

27%
11

18%
14

18%
Karthus Boots
Buy %

73%
Karthus Situational Items
Buy %

18%

64%

9%

9%

18%

18%
Karthus Juices
Buy %

5%

2%
Karthus Silver Augment Tier List






Karthus Gold Augment Tier List













Karthus Prismatic Augment Tier List







