Karthus is ranked Tier and has a 23.08% win rate in LoL Arena Patch 25.09. We've analyzed 13 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Anguish, Malignance, Rabadon's Deathcap, Shadowflame, and Void Staff. Karthus's best augments include Ultimate Revolution (Prismatic), Thread the Needle (Gold), and Mind to Matter (Silver). Karthus's Best Arena matchups include Ashe, Brand, and Sona. Karthus's Best Arena counters are Corki, Gangplank, and Kai'Sa.
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Best Prismatic Augments for Karthus
Ultimate Revolution
Tier: B
Tier: BSpellwakeTier: B
Tier: BDoomsayerTier: B
Tier: BTransmute: ChaosTier: B
Tier: BBest Gold Augments for Karthus
Thread the NeedleTier: S+
Tier: S+Magic MissileTier: S
Tier: SPhenomenal EvilTier: A
Tier: AKeystone ConjurerTier: A
Tier: ABest Silver Augments for Karthus
Mind to MatterTier: A
Tier: AServe Beyond DeathTier: A
Tier: AHold Very StillTier: A
Tier: AParasitic MutationTier: 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
85%
2
77%
4
46%
8
77%
11
85%
14
15%
17
62%
Karthus Boots
Buy %
77%
8%
Karthus Situational Items
Buy %
23%
23%
15%
15%
15%
15%
Karthus Juices
Buy %
12%
2%
3%
Karthus Silver Augment Tier List
AAAA
A
A
A
B
B
B
B
C
D
D
DKarthus Gold Augment Tier List
S+SAA
A
B
B
B
C
D
DKarthus Prismatic Augment Tier List
BBBB
D
D
Even Matchups for Karthus in Arena(49% - 51% top 2 rate for Karthus)
