Karthus is ranked Tier and has a 16.67% win rate in LoL Arena Patch 25.13. We've analyzed 17 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Zhonya's Hourglass, Rabadon's Deathcap, Void Staff, Horizon Focus, Rod of Ages, 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 and Kassadin. Karthus's Best Arena counters are Rell and Udyr.
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Best Prismatic Augments for Karthus
Gamba Anvil
Tier: S+
Tier: S+Orbital LaserTier: S
Tier: SInfernal ConduitTier: A
Tier: AJeweled GauntletTier: A
Tier: ABest Gold Augments for Karthus
Thread the NeedleTier: S+
Tier: S+Shrink RayTier: S
Tier: SDawnbringer's ResolveTier: S
Tier: SKeystone ConjurerTier: A
Tier: ABest Silver Augments for Karthus
ExecutionerTier: S
Tier: SJuice BoxTier: S
Tier: SGoredrinkTier: S
Tier: SDon't ChaseTier: 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
71%
3
47%
4
18%
5
82%
8
29%
14
6%
17
12%
Karthus Boots
Buy %
82%
6%
Karthus Situational Items
Buy %
6%
65%
65%
18%
12%
6%
Karthus Juices
Buy %
3%
1%
2%
Karthus Silver Augment Tier List
SSSA
A
A
B
B
B
B
D
D
D
DKarthus Gold Augment Tier List
S+SSA
A
A
B
B
B
B
C
D
D
DKarthus Prismatic Augment Tier List
S+SAA
A
B
B
C
C
D
D
Even Matchups for Karthus in Arena(49% - 51% top 2 rate for Karthus)
