Tier: Off MetaWin29.67%Role0.94%Pick0.03%Ban3.83%Games: 345KDA: 1.55Score: 36.60
Karthus Support is ranked Off Meta Tier and has a 29.67% win rate in LoL Patch 25.15. We've analyzed 345 Karthus Support games to compile our statistical Karthus Build Guide. For items, our build recommends: Blackfire Torch, Malignance, Sorcerer's Shoes, Liandry's Torment, Shadowflame, 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 Flash and Exhaust. Starting items should include Amplifying Tome. Karthus's Best Support matchups include Janna, Tahm Kench, and Thresh. Karthus's Best Support counters are Rell, Shaco, and Alistar.
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Karthus Summoner Spells
Win %
Pick %
43%
90%
42%
79%
48%
22%
50%
4%
40%
3%
27%
3%
Karthus Starting Items
Win %
Buy %
100%
0%
2
0%
0%
Karthus Runes
Win %
Pick %
43%
35%
38%
30%
58%
11%
52%
3%
Karthus Items
44%
45%
47%
45%
51%
42%
46%
67%
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
2700
1100
3000
3200400
500Karthus Trinkets
Win %
Buy %
46%
88%
42%
61%
53%
6%
Karthus Boots
Win %
Buy %
47%
77%
57%
6%
100%
1%
0%
0%
0%
0%
Karthus Support Items
Win %
Buy %
42%
89%
63%
2%
50%
1%
Average ADC Duo Queue Champions for Karthus Support(49% - 51% win rate with Karthus)
Even Support Matchups for Karthus Support(49% - 51% win rate for Karthus)
