Karthus is ranked Tier and has a 22.22% win rate in LoL Doom Bots Patch 25.17. We've analyzed 9 Karthus games to compile our statistical Karthus Doom Bots Build Guide. For items, our build recommends: Blackfire Torch, Sorcerer's Shoes, Liandry's Torment, Mejai's Soulstealer, Shadowflame, and Rabadon's Deathcap. For runes, the strongest choice is Inspiration (Primary) with First Strike (Keystone), and Sorcery (Secondary). The optimal Summoner Spells for this build are Flash and Exhaust. Starting items should include Lost Chapter.
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Karthus Summoner Spells


Win %
Pick %
29%
78%
25%
44%

25%
44%

0%
11%

0%
11%

0%
11%
Karthus Starting Items
Win %
Buy %

25%
44%




100%
11%
Karthus Runes
Win %
Pick %
21%
54%
100%
11%
0%
19%
0%
11%
Karthus Items

22%

25%

29%

33%

100%

33%

14%

29%
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




















Karthus Trinkets
Win %
Buy %

14%
78%

50%
22%
Karthus Boots
Win %
Buy %

25%
89%
Karthus Situational Items
Win %
Buy %

50%
22%

100%
11%

50%
22%

100%
11%

100%
11%

0%
11%