Karthus is ranked Tier and has a 25.00% win rate in LoL Arena Patch 25.09. We've analyzed 12 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Anguish, Rabadon's Deathcap, Malignance, Zhonya's Hourglass, and Runecarver. Karthus's best augments include Infernal Conduit (Prismatic), Die Another Day (Gold), and Ice Cold (Silver). Karthus's Best Arena matchups include Karma, Ahri, and Blitzcrank. Karthus's Best Arena counters are Kai'Sa.
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Best Prismatic Augments for Karthus
Infernal Conduit
Tier: S
Tier: SQuest: Wooglet's WitchcapTier: A
Tier: ASpellwakeTier: B
Tier: BOrbital LaserTier: B
Tier: BBest Gold Augments for Karthus
Die Another DayTier: A
Tier: AFrom Beginning to EndTier: A
Tier: ARestartTier: A
Tier: ATransmute: PrismaticTier: A
Tier: ABest Silver Augments for Karthus
Ice ColdTier: S
Tier: SADAPtTier: A
Tier: AErosionTier: A
Tier: ALeg DayTier: A
Tier: AKarthus 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
83%
2
100%
3
33%
4
58%
8
67%
11
75%
14
33%
Karthus Boots
Buy %
100%
Karthus Situational Items
Buy %
17%
17%
17%
17%
25%
8%
Karthus Juices
Buy %
9%
3%
3%
Karthus Silver Augment Tier List
SAAA
B
B
B
C
D
DKarthus Gold Augment Tier List
AAAA
A
B
B
B
C
C
D
DKarthus Prismatic Augment Tier List
SABB
C
D
Average Karthus Duo Champions in Arena(49% - 51% top 2 rate with Karthus)
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)
