Karthus is ranked Tier and has a 11.54% win rate in LoL Arena Patch 25.09. We've analyzed 15 Karthus games to compile our statistical Karthus Arena Build Guide. For items, our build recommends: Sorcerer's Shoes, Liandry's Anguish, Shadowflame, Rabadon's Deathcap, Malignance, and Detonation Orb. Karthus's best augments include Infernal Conduit (Prismatic), Parasitic Relationship (Gold), and Buff Buddies (Silver). Karthus's Best Arena matchups include Vladimir. Karthus's Best Arena counters are Aurora, Dr. Mundo, and Jayce.
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Best Prismatic Augments for Karthus
Infernal Conduit
Tier: A
Tier: AFey MagicTier: A
Tier: APrismatic EggTier: A
Tier: AGamba AnvilTier: A
Tier: ABest Gold Augments for Karthus
Parasitic RelationshipTier: S
Tier: SIt's Killing TimeTier: S
Tier: SMagic MissileTier: S
Tier: SQuest: Urf's ChampionTier: A
Tier: ABest Silver Augments for Karthus
Buff BuddiesTier: S
Tier: SExecutionerTier: S
Tier: SIce ColdTier: A
Tier: AWitchful ThinkingTier: 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
80%
2
87%
3
40%
4
47%
8
40%
11
73%
14
47%
Karthus Boots
Buy %
87%
7%
Karthus Situational Items
Buy %
13%
13%
13%
33%
20%
13%
Karthus Juices
Buy %
9%
1%
1%
Karthus Silver Augment Tier List
SSAA
B
B
C
C
DKarthus Gold Augment Tier List
SSSA
A
A
B
B
B
C
D
D
DKarthus Prismatic Augment Tier List
AAAA
A
A
B
B
B
B
D
D
D
D
Average Karthus Duo Champions in Arena(49% - 51% top 2 rate with 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)
