Karthus is ranked Tier and has a 9.09% win rate in LoL Arena Patch 25.13. We've analyzed 11 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Lich Bane, Rabadon's Deathcap, Rite Of Ruin, Nashor's Tooth, and Pyromancer's Cloak. Karthus's best augments include Jeweled Gauntlet (Prismatic), Ethereal Weapon (Gold), and Mind to Matter (Silver). Karthus's Best Arena matchups include Diana and Kai'Sa. Karthus's Best Arena counters are Lillia.
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Best Prismatic Augments for Karthus
Jeweled Gauntlet
Tier: A
Tier: ADoomsayerTier: B
Tier: BSpellwakeTier: C
Tier: CQuest: Wooglet's WitchcapTier: D
Tier: DBest Gold Augments for Karthus
Ethereal WeaponTier: A
Tier: AVulnerabilityTier: A
Tier: ABig BrainTier: A
Tier: AFrom Beginning to EndTier: A
Tier: ABest Silver Augments for Karthus
Mind to MatterTier: S
Tier: SFruits of Your LaborTier: S
Tier: SWitchful ThinkingTier: A
Tier: AFrost WraithTier: 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
73%
2
91%
3
27%
4
9%
8
91%
11
9%
14
9%
Karthus Boots
Buy %
91%
Karthus Situational Items
Buy %
9%
9%
9%
18%
27%
55%
Karthus Juices
Buy %
5%
1%
Karthus Silver Augment Tier List
SSAA
B
B
B
D
D
DKarthus Gold Augment Tier List
AAAA
B
B
B
C
D
DKarthus Prismatic Augment Tier List
ABCD
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)
