Karthus is ranked Tier and has a 40.00% win rate in LoL ARAM Patch 10.25. We've analyzed 15 Karthus games to compile our statistical Karthus ARAM Build Guide. For items, our build recommends: Sorcerer's Shoes, Night Harvester, Demonic Embrace, Archangel's Staff, Cosmic Drive, and Rabadon's Deathcap. For runes, the strongest choice is Domination (Primary) with Dark Harvest (Keystone), and Precision (Secondary). The optimal Summoner Spells for this build are Flash and Mark. Starting items should include Guardian's Orb, Tear of the Goddess, and Health Potion. Karthus's Best ARAM counters are Aatrox and Jinx.
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Karthus Summoner Spells


Win %
Pick %
40%
100%
27%
73%

67%
20%

100%
7%
Karthus Starting Items
Win %
Buy %



100%
13%



50%
13%
Karthus Runes
Win %
Pick %
37%
60%
61%
20%
Karthus Items

33%

75%

38%

67%

50%

50%

25%
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 Item Purchase Order



























Karthus Mythic Items
Win %
Buy %

75%
27%

33%
60%

33%
20%
Karthus Boots
Win %
Buy %

33%
100%

100%
7%

100%
7%