Tier: SWin52.46%Pick8.28%Games: 7142KDA: 3.16Score: 59.80
Karthus is ranked S Tier and has a 52.46% win rate in LoL ARAM Patch 10.25. We've analyzed 7142 Karthus games to compile our statistical Karthus ARAM Build Guide. For items, our build recommends: Liandry's Anguish, Sorcerer's Shoes, Demonic Embrace, Rabadon's Deathcap, Morellonomicon, and Void Staff. For runes, the strongest choice is Domination (Primary) with Dark Harvest (Keystone), and Sorcery (Secondary). The optimal Summoner Spells for this build are Flash and Mark. Starting items should include Lost Chapter and Health Potion. Karthus's Best ARAM matchups include Skarner, Sejuani, and Rammus. Karthus's Best ARAM counters are Yorick, Shyvana, and Graves.
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Karthus Summoner Spells


Win %
Pick %
53%
98%
53%
33%

53%
22%

52%
18%

53%
14%

54%
6%
Karthus Starting Items
Win %
Buy %


2
54%
58%



5
54%
5%
Karthus Runes
Win %
Pick %
54%
31%
52%
33%
51%
4%
53%
4%
Karthus Items

55%

53%

55%

52%

51%

52%

49%
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 Mythic Items
Win %
Buy %

55%
61%

50%
28%

51%
13%

48%
1%

52%
0%

33%
0%
Karthus Boots
Win %
Buy %

53%
88%

49%
7%

50%
1%

67%
0%

50%
0%

40%
0%
Best Karthus Duo Champions in ARAM(over 51% win rate with Karthus)

+14.5

+13.4

+13.0

+12.9

+12.2

+11.4

+11.3

+10.4

+10.0

+9.1

+9.0

+8.5

+8.4

+8.3

+8.2

+8.1

+8.1

+8.1

+7.9

+7.8

+7.8

+7.5

+7.4

+7.3

+7.1

+7.0

+6.8

+6.5

+6.5

+6.4

+6.2

+6.2

+6.1

+6.1

+5.8

+5.8

+5.7

+5.7

+5.7

+5.6

+5.6

+5.4

+5.2

+4.8

+4.7

+4.6

+4.6

+4.4

+4.3

+4.2

+4.2

+3.6

+3.5

+3.5

+3.4

+3.4

+3.2

+3.1

+3.1

+3.0

+2.9

+2.8

+2.8

+2.7

+2.7

+2.6

+2.5

+2.0

+1.9

+1.8

+1.7

+1.6

+1.5

+1.5

+1.4

+1.3

+1.1

+1.0

+0.9

+0.9

+0.9

+0.7

+0.7

+0.5

+0.4

+0.4

+0.4

+0.3

+0.2

+0.1
Best Matchups for Karthus in ARAM(over 51% win rate for Karthus)

+12.9

+11.8

+11.5

+11.0

+10.6

+10.5

+10.4

+10.0

+9.8

+9.4

+9.4

+9.1

+9.0

+9.0

+8.8

+8.6

+8.6

+8.3

+8.3

+8.1

+7.8

+7.7

+7.2

+6.8

+6.7

+6.7

+6.6

+6.6

+6.4

+6.4

+6.2

+6.1

+6.1

+5.7

+5.7

+5.6

+5.2

+5.1

+4.9

+4.9

+4.8

+4.8

+4.7

+4.5

+4.4

+4.4

+4.4

+4.3

+4.3

+4.3

+4.2

+4.2

+4.2

+4.1

+4.0

+3.9

+3.9

+3.8

+3.8

+3.7

+3.7

+3.6

+3.6

+3.6

+3.4

+3.3

+3.1

+3.1

+3.0

+2.9

+2.8

+2.7

+2.7

+2.6

+2.6

+2.4

+2.4

+2.2

+2.1

+2.0

+2.0

+1.7

+1.7

+1.7

+1.6

+1.5

+1.4

+1.3

+1.3

+1.2

+1.0

+1.0

+0.9

+0.9

+0.9

+0.8

+0.6

+0.6

+0.6

+0.1