Tier: Off MetaWin32.14%Role4.80%Pick0.11%Ban0.75%Games: 31KDA: 1.55Score: 42.80
Karthus Support is ranked Off Meta Tier and has a 32.14% win rate in LoL Patch 25.15. We've analyzed 31 Karthus Support games to compile our statistical Karthus Build Guide. For items, our build recommends: Malignance, Sorcerer's Shoes, Blackfire Torch, Shadowflame, Zaz'Zak's Realmspike, and Liandry's Torment. For runes, the strongest choice is Inspiration (Primary) with First Strike (Keystone), and Domination (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 counters are Leona.
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Karthus Summoner Spells
Win %
Pick %
48%
74%
39%
90%
33%
10%
50%
6%
0%
10%
0%
10%
Karthus Starting Items
Win %
Buy %
2
0%
3%
Karthus Runes
Win %
Pick %
66%
19%
27%
26%
43%
20%
100%
3%
Karthus Items
50%
43%
47%
70%
39%
36%
35%
100%
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
2700
1100
2800
32004003000
500Karthus Trinkets
Win %
Buy %
35%
65%
35%
55%
0%
3%
Karthus Boots
Win %
Buy %
43%
74%
33%
10%
Karthus Support Items
Win %
Buy %
39%
90%
0%
3%
Average ADC Duo Queue Champions for Karthus Support(49% - 51% win rate with Karthus)
Below Average ADC Duo Queue Champions for Karthus Support(under 49% 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)
Even ADC Matchups for Karthus Support(49% - 51% win rate for Karthus)
