Tier: Off MetaWin40.12%Role7.53%Pick0.15%Games: 77KDA: 1.80Score: 38.67
Karthus Support is ranked Off Meta Tier and has a 40.12% win rate in LoL Ultimate Spellbook Patch 14.20. We've analyzed 77 Karthus Support games to compile our statistical Karthus Spellbook Build Guide. For items, our build recommends: Malignance, Sorcerer's Shoes, Blackfire Torch, Liandry's Torment, Shadowflame, and Zaz'Zak's Realmspike. For runes, the strongest choice is Domination (Primary) with Dark Harvest (Keystone), and Precision (Secondary). The optimal Summoner Spells for this build are Placeholder and Flash. Starting items should include Amplifying Tome, World Atlas, and Health Potion. Karthus's Best Spellbook Support counters are Seraphine.
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Karthus Summoner Spells
Win %
Pick %
47%
97%
49%
92%
75%
5%
33%
4%
0%
1%
Karthus Starting Items
Win %
Buy %
2
60%
6%
100%
3%
Karthus Runes
Win %
Pick %
48%
40%
51%
23%
38%
14%
100%
2%
Karthus Items
55%
45%
41%
50%
47%
49%
47%
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
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3200400Karthus Ultimate Spellbook Stats
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Karthus Trinkets
Win %
Buy %
47%
66%
41%
64%
100%
3%
Karthus Boots
Win %
Buy %
45%
69%
50%
13%
0%
1%
0%
3%
Karthus Support Items
Win %
Buy %
49%
61%
67%
4%
50%
3%
0%
1%
Average ADC Duo Queue Champions for Karthus Support in Ultimate Spellbook(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 in Ultimate Spellbook(49% - 51% win rate for Karthus)
Best ADC Champions to Counter Karthus Support(under 49% win rate for Karthus)
Even ADC Matchups for Karthus Support in Ultimate Spellbook(49% - 51% win rate for Karthus)