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, Horizon Focus, Demonic Embrace, and Seraph's Embrace. Karthus's best augments include Ultimate Revolution (Prismatic), It's Killing Time (Gold), and Witchful Thinking (Silver). Karthus's Best Arena matchups include Sona. Karthus's Best Arena counters are Brand.
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Best Prismatic Augments for Karthus
Ultimate Revolution
Tier: S
Tier: SQuest: Wooglet's WitchcapTier: A
Tier: AChauffeurTier: A
Tier: AJeweled GauntletTier: B
Tier: BBest Gold Augments for Karthus
It's Killing TimeTier: S
Tier: SPhenomenal EvilTier: A
Tier: ABig BrainTier: A
Tier: AMagic MissileTier: B
Tier: BBest Silver Augments for Karthus
Witchful ThinkingTier: A
Tier: AADAPtTier: A
Tier: AServe Beyond DeathTier: A
Tier: AWarmup RoutineTier: 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
90%
2
80%
3
10%
4
110%
8
20%
11
10%
14
40%
Karthus Boots
Buy %
80%
10%
Karthus Situational Items
Buy %
40%
10%
40%
40%
60%
20%
Karthus Juices
Buy %
10%
1%
3%
Karthus Silver Augment Tier List
AAAB
B
C
DKarthus Gold Augment Tier List
SAAB
B
C
C
DKarthus Prismatic Augment Tier List
SAAB
B
C
D
Best Champions to Counter Karthus in Arena(under 49% top 2 rate for Karthus)
Best Matchups for Karthus in Arena(over 51% top 2 rate for Karthus)
Even Matchups for Karthus in Arena(49% - 51% top 2 rate for Karthus)
