Karthus is ranked Tier and has a 10.71% 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, Malignance, Luden's Companion, Rabadon's Deathcap, and Shadowflame. Karthus's best augments include Circle of Death (Prismatic), Big Brain (Gold), and Mind to Matter (Silver). Karthus's Best Arena matchups include Alistar, Singed, and Garen. Karthus's Best Arena counters are Yone, Amumu, and Briar.
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Best Prismatic Augments for Karthus
Circle of Death
Tier: S

Ultimate Revolution
Tier: S

Quest: Wooglet's Witchcap
Tier: S

Goliath
Tier: A

Best Gold Augments for Karthus
Big Brain
Tier: S+

Dark Blessing
Tier: S

Magic Missile
Tier: S

Phenomenal Evil
Tier: A

Best Silver Augments for Karthus
Mind to Matter
Tier: S+

Ice Cold
Tier: S

Witchful Thinking
Tier: A

Goredrink
Tier: A

Karthus 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

80%
4

60%
8

47%
11

7%
14

53%
17

20%
Karthus Boots
Buy %

80%
Karthus Situational Items
Buy %

13%

7%

27%

7%

20%

7%
Karthus Juices
Buy %

6%

1%
Karthus Silver Augment Tier List












Karthus Gold Augment Tier List














Karthus Prismatic Augment Tier List












