Tier: Off MetaWin61.11%Role5.22%Pick0.11%Games: 7KDA: 2.92Score: 52.94
Karthus ADC is ranked Off Meta Tier and has a 61.11% win rate in LoL Ultimate Spellbook Patch 14.21. We've analyzed 7 Karthus ADC games to compile our statistical Karthus Spellbook Build Guide. For items, our build recommends: Malignance, Sorcerer's Shoes, Shadowflame, Rabadon's Deathcap, Mejai's Soulstealer, and Seraph's Embrace. 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 Exhaust. Starting items should include Amplifying Tome, Doran's Ring, Health Potion, and Stealth Ward.
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Karthus Summoner Spells


Win %
Pick %
57%
100%
100%
29%

100%
14%

33%
43%

0%
14%
Karthus Starting Items
Win %
Buy %



2

67%
43%
Karthus Runes
Win %
Pick %
50%
57%
67%
43%
Karthus Items

50%

40%

67%

50%

100%

100%

57%

33%
Karthus Skill Order
![]() | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
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![]() | Q | Q | Q | Q | Q | |||||||||||||
![]() | W | W | W | W | W | |||||||||||||
![]() | E | E | E | E | E | |||||||||||||
![]() | R | R | R |
Karthus Item Purchase Order




















Karthus Ultimate Spellbook Stats

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Karthus Trinkets
Win %
Buy %

57%
100%

100%
14%
Karthus Boots
Win %
Buy %

40%
71%

100%
14%

100%
14%
Karthus Situational Items
Win %
Buy %

100%
14%

50%
29%

100%
14%

100%
14%

100%
14%

100%
14%