Karthus is ranked Tier and has a 52.48% win rate in LoL ARAM Patch 25.17. We've analyzed 24 Karthus games to compile our statistical Karthus ARAM Build Guide. For items, our build recommends: Malignance, Blackfire Torch, Liandry's Torment, Rylai's Crystal Scepter, Shadowflame, and Rabadon's Deathcap. For runes, the strongest choice is Domination (Primary) with Dark Harvest (Keystone), and Sorcery (Secondary). The optimal Summoner Spells for this build are Mark and Flash. Starting items should include Lost Chapter and Health Potion. Karthus's Best ARAM matchups include Aatrox, Swain, and Viego. Karthus's Best ARAM counters are Blitzcrank, Ezreal, and Kha'Zix.
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Karthus Summoner Spells
Win %
Pick %
47%
79%
39%
96%
0%
13%
0%
4%
0%
4%
0%
4%
Karthus Starting Items
Win %
Buy %
2
46%
54%
100%
4%
Karthus Runes
Win %
Pick %
35%
55%
36%
31%
100%
4%
Karthus Items
38%
40%
39%
67%
29%
40%
0%
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
270028003000
2600
32003500Karthus Situational Items
Win %
Buy %
50%
25%
67%
13%
40%
21%
100%
4%
0%
4%
0%
4%
Karthus Boots
Win %
Buy %
25%
50%
100%
4%
Average Karthus Duo Champions in ARAM(49% - 51% win rate with Karthus)
Even Matchups for Karthus in ARAM(49% - 51% win rate for Karthus)
