Karthus is ranked Tier and has a 14.29% win rate in LoL Arena Patch 25.13. We've analyzed 8 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Zhonya's Hourglass, Rabadon's Deathcap, Rod of Ages, Horizon Focus, Void Staff, and Detonation Orb. Karthus's best augments include Gamba Anvil (Prismatic), Thread the Needle (Gold), and Executioner (Silver). Karthus's Best Arena matchups include Amumu, Garen, and Hecarim. Karthus's Best Arena counters are Zed.
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Best Prismatic Augments for Karthus
Gamba Anvil
Tier: S
Tier: SDoomsayerTier: A
Tier: AInfernal ConduitTier: B
Tier: BJeweled GauntletTier: B
Tier: BBest Gold Augments for Karthus
Thread the NeedleTier: S
Tier: SFlashyTier: B
Tier: BMagic MissileTier: B
Tier: BQuest: Urf's ChampionTier: B
Tier: BBest Silver Augments for Karthus
ExecutionerTier: S
Tier: SJuice BoxTier: A
Tier: AOverflowTier: A
Tier: AWitchful ThinkingTier: 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
63%
3
63%
4
13%
5
88%
8
13%
14
13%
17
38%
Karthus Boots
Buy %
100%
13%
Karthus Situational Items
Buy %
25%
38%
13%
25%
13%
13%
Karthus Juices
Buy %
5%
Karthus Silver Augment Tier List
SAAB
B
C
C
DKarthus Gold Augment Tier List
SBBB
B
C
C
D
DKarthus Prismatic Augment Tier List
SABB
B
D
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)
