Karthus is ranked Tier and has a 25.00% win rate in LoL ARAM Patch 25.13. We've analyzed 12 Karthus games to compile our statistical Karthus ARAM Build Guide. For items, our build recommends: Malignance, Archangel's Staff, Sorcerer's Shoes, Shadowflame, Liandry's Torment, 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 Fiendish Codex, Tear of the Goddess, and Health Potion. Karthus's Best ARAM counters are LeBlanc.
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Karthus Summoner Spells
Win %
Pick %
27%
92%
27%
92%
0%
8%
0%
8%
Karthus Starting Items
Win %
Buy %
2
100%
8%
100%
8%
Karthus Runes
Win %
Pick %
34%
44%
18%
46%
Karthus Items
25%
60%
33%
29%
33%
29%
75%
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
27002900
1100
3200
30003500Karthus Situational Items
Win %
Buy %
25%
33%
25%
33%
33%
25%
0%
8%
0%
8%
0%
8%
Karthus Boots
Win %
Buy %
33%
50%
0%
8%
Average Karthus Duo Champions in ARAM(49% - 51% win rate with Karthus)
Best Champions to Counter Karthus in ARAM(under 49% win rate for Karthus)
Even Matchups for Karthus in ARAM(49% - 51% win rate for Karthus)
