Tier: Off MetaWin35.04%Role6.56%Pick0.10%Ban0.84%Games: 70KDA: 1.53Score: 44.97
Karthus Support is ranked Off Meta Tier and has a 35.04% win rate in LoL Patch 25.15. We've analyzed 70 Karthus Support games to compile our statistical Karthus Build Guide. For items, our build recommends: Sorcerer's Shoes, Malignance, Blackfire Torch, Liandry's Torment, Zaz'Zak's Realmspike, and Shadowflame. 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 Sapphire Crystal and Health Potion. Karthus's Best Support matchups include Milio, Morgana, and Nami. Karthus's Best Support counters are Blitzcrank.
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Karthus Summoner Spells
Win %
Pick %
47%
79%
41%
90%
60%
7%
67%
4%
25%
11%
17%
9%
Karthus Starting Items
Win %
Buy %
2
0%
1%
Karthus Runes
Win %
Pick %
31%
42%
55%
21%
66%
8%
58%
6%
Karthus Items
46%
48%
55%
47%
44%
65%
43%
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
1100
2700
2800
3000400
3200
500Karthus Trinkets
Win %
Buy %
43%
77%
44%
56%
0%
3%
Karthus Boots
Win %
Buy %
46%
81%
40%
7%
Karthus Support Items
Win %
Buy %
44%
94%
0%
1%
Average ADC Duo Queue Champions for Karthus Support(49% - 51% win rate with Karthus)
Best Support Champions to Counter Karthus Support(under 49% win rate for Karthus)
Even Support Matchups for Karthus Support(49% - 51% win rate for Karthus)
Best ADC Matchups for Karthus Support(over 51% win rate for Karthus)
Even ADC Matchups for Karthus Support(49% - 51% win rate for Karthus)
