Karthus Mid Lane is ranked C Tier and has a 44.87% win rate in LoL Ultimate Spellbook Patch 14.19. We've analyzed 3398 Karthus Mid Lane 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 Rabadon's Deathcap. For runes, the strongest choice is Domination (Primary) with Dark Harvest (Keystone), and Sorcery (Secondary). The optimal Summoner Spells for this build are Placeholder and Flash. Starting items should include Amplifying Tome, Sapphire Crystal, Health Potion, and Stealth Ward. Karthus's Best Spellbook Mid Lane matchups include Ziggs, Ezreal, and Kled. Karthus's Best Spellbook Mid Lane counters are Zyra, Cassiopeia, and Galio.
Karthus Summoner Spells






Karthus Starting Items







Karthus Runes
Karthus Items








Karthus Skill Order
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Karthus Item Purchase Order






















Karthus Ultimate Spellbook Stats
























































































Karthus Trinkets



Karthus Boots






Karthus Situational Items





