Tier: Off MetaWin33.33%Role2.76%Pick0.03%Ban1.90%Games: 17KDA: 1.61Score: 44.58
Karthus Support is ranked Off Meta Tier and has a 33.33% win rate in LoL Patch 25.04. We've analyzed 17 Karthus Support games to compile our statistical Karthus Build Guide. For items, our build recommends: Blackfire Torch, Malignance, Sorcerer's Shoes, Shadowflame, Rabadon's Deathcap, and Zaz'Zak's Realmspike. For runes, the strongest choice is Domination (Primary) with Dark Harvest (Keystone), and Sorcery (Secondary). The optimal Summoner Spells for this build are Exhaust and Flash. Starting items should include World Atlas, Health Potion, and Oracle Lens.
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Karthus Summoner Spells
Win %
Pick %
42%
71%
38%
76%
60%
29%
100%
6%
0%
6%
0%
12%
Karthus Starting Items
Win %
Buy %
2
38%
94%
Karthus Runes
Win %
Pick %
45%
61%
55%
20%
0%
6%
0%
6%
Karthus Items
40%
43%
45%
60%
60%
40%
38%
50%
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
2800
27001100
32003600400
750Karthus Trinkets
Win %
Buy %
38%
76%
63%
47%
Karthus Boots
Win %
Buy %
45%
65%
Karthus Support Items
Win %
Buy %
40%
88%
Best Bans for Karthus Support
Average ADC Duo Queue Champions for Karthus Support(49% - 51% win rate with Karthus)
Even ADC Matchups for Karthus Support(49% - 51% win rate for Karthus)
