Karthus is ranked Tier and has a 12.50% win rate in LoL Arena Patch 25.09. We've analyzed 8 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Malignance, Liandry's Anguish, Rabadon's Deathcap, Pyromancer's Cloak, and Blackfire Torch. Karthus's best augments include Spellwake (Prismatic), Restart (Gold), and Executioner (Silver). Karthus's Best Arena matchups include Briar, Viego, and Skarner. Karthus's Best Arena counters are Caitlyn.
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Best Prismatic Augments for Karthus
Spellwake
Tier: S
Tier: SEurekaTier: A
Tier: AUltimate RevolutionTier: A
Tier: ATrueshot ProdigyTier: B
Tier: BBest Gold Augments for Karthus
RestartTier: S
Tier: SSymbiotic MutationTier: S
Tier: SPhenomenal EvilTier: A
Tier: AThread the NeedleTier: B
Tier: BBest Silver Augments for Karthus
ExecutionerTier: S
Tier: SLight 'em Up!Tier: B
Tier: BWitchful ThinkingTier: B
Tier: BDematerializeTier: B
Tier: BKarthus 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
100%
2
88%
3
38%
4
125%
8
63%
11
75%
14
13%
Karthus Boots
Buy %
88%
Karthus Situational Items
Buy %
25%
13%
25%
38%
13%
13%
Karthus Juices
Buy %
15%
3%
3%
Karthus Silver Augment Tier List
SBBB
B
B
C
C
D
DKarthus Gold Augment Tier List
SSAB
B
B
B
B
C
C
D
DKarthus Prismatic Augment Tier List
SAAB
C
C
D
Best Champions to Counter Karthus in Arena(under 49% top 2 rate for Karthus)
Even Matchups for Karthus in Arena(49% - 51% top 2 rate for Karthus)
