Karthus is ranked Tier and has a 3.13% win rate in LoL Arena Patch 25.17. We've analyzed 20 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Malignance, Rabadon's Deathcap, Zhonya's Hourglass, Hextech Gunblade, Void Staff, and Detonation Orb. Karthus's best augments include Infernal Conduit (Prismatic), Thread the Needle (Gold), and Witchful Thinking (Silver). Karthus's Best Arena matchups include Kalista, Lissandra, and Tahm Kench.
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Best Prismatic Augments for Karthus
Infernal Conduit
Tier: S+
Tier: S+Jeweled GauntletTier: S
Tier: SFey MagicTier: S
Tier: SQuest: Wooglet's WitchcapTier: A
Tier: ABest Gold Augments for Karthus
Thread the NeedleTier: S+
Tier: S+Magic MissileTier: S
Tier: SWe'll Be Right BackTier: A
Tier: AIt's CriticalTier: A
Tier: ABest Silver Augments for Karthus
Witchful ThinkingTier: S
Tier: SADAPtTier: S
Tier: SInfernal SoulTier: A
Tier: AFruits of Your LaborTier: 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
65%
3
20%
4
60%
5
80%
8
30%
14
5%
17
30%
Karthus Boots
Buy %
65%
30%
Karthus Situational Items
Buy %
5%
65%
20%
5%
5%
25%
Karthus Juices
Buy %
6%
3%
1%
Karthus Silver Augment Tier List
SSAA
A
B
B
B
C
C
D
DKarthus Gold Augment Tier List
S+SAA
A
A
B
B
B
B
C
D
D
DKarthus Prismatic Augment Tier List
S+SSA
A
A
A
B
B
B
B
C
D
D
D
Even Matchups for Karthus in Arena(49% - 51% top 2 rate for Karthus)
