Sylasvs Karthus
Sylas vs Karthus is a decisive matchup in LoL patch 26.14. Karthus wins with a 71.4% win rate (+42.9%) over Sylas based on 7 games. Sylas wins the early laning phase while Karthus scales better into the late game. Below you'll find the best Sylas build, runes, laning stats, and strategies for the Sylas vs Karthus matchup.
Sylas Matchup Breakdown
Use the dropdown to select an opponent and see a detailed breakdown of how Sylas performs against them. You'll get head-to-head win rates, laning stats, the best build and runes for the matchup, and early vs late game analysis — all based on real ranked data.
Who Wins the Sylas vs Karthus Matchup?
Sylas vs Karthus Matchup Summary
The Sylas vs Karthus matchup is a decisive matchup in League of Legends ranked play. Based on 7 recent matches analyzed, Karthus wins with a 71.4% win rate compared to Sylas's 28.6%, giving Karthus a 42.9 percentage point advantage. Game phase dynamics play a critical role here: Sylas controls the early laning stage, but Karthus outscales as the game goes longer. The matchup shifts dramatically depending on game length — Sylas needs to press advantages before Karthus reaches their power spikes, while Karthus should focus on safe farming and hitting key item breakpoints. The most significant statistical gap is in CS, where Karthus leads by 0.9 CS/min — a difference that heavily influences the outcome of trades and skirmishes. Karthus has a strong advantage in this matchup. Sylas players should play defensively, prioritize safe farming under tower, and look for opportunities created by jungle pressure or Karthus overextending. Avoid prolonged trades and wait for team fights where positioning and coordination matter more. Understanding these matchup dynamics is essential for champion select decisions and in-game strategy when facing this lane opponent.
Sylas vs Karthus Laning Phase Breakdown
Karthus is favored during the laning phase against Sylas, winning 3 out of 5 key stat categories. Karthus holds advantages in farming, damage and gold income, making them the stronger laner in this matchup.
Best Sylas Build Against Karthus
Sorcerer's Shoes is the optimal boots choice against Karthus, providing the mobility and stats Sylas needs most in this matchup. The top-performing core items for Sylas against Karthus are Shadowflame, Riftmaker and Zhonya's Hourglass. This combination gives Sylas an effective balance of damage, survivability, and utility for the matchup. Adjustments may be needed based on team compositions and game state, but this build provides the strongest foundation for the Sylas vs Karthus matchup.
Early Game vs Late Game
Sylas50.0%
Karthus50.0%Sylas0.0%Karthus100.0%The early game (first 15 minutes) is a toss-up between Sylas and Karthus, with Sylas holding a razor-thin 50.0% win rate edge (+0.0%). Individual skill and jungle proximity will matter more than champion advantage in the early laning phase.
Karthus is far superior in the late game (25+ minutes), boasting a 100.0% win rate — 100.0 points above Sylas. Extended games heavily favor Karthus, whose kit and scaling make them a dominant force in team fights and objective control.
The power dynamics shift as the game progresses — Sylas has the edge early, but Karthus gradually takes over. However, the margins are slim enough that either champion can win at any stage with the right plays. Focus on taking advantages when you have them rather than waiting for a specific game phase.
Best Sylas Runes Against Karthus
Precision
Inspiration
The Precision and Inspiration rune setup gives Sylas the best tools to compete against Karthus in this difficult matchup, compensating for the statistical disadvantages with optimal rune synergies.
Sylas matchup data for League of Legends patch 26.14. The table below shows Sylas's win rate, gold difference, and performance stats against every champion in the current meta. Click any champion name to see a detailed head-to-head breakdown including the best Sylas build, runes, laning stats, and early vs late game analysis for that specific matchup.
Opponent | Win Rate | Matches | CS/min | DMG/min | Gold/game | Early WR | Late WR |
|---|---|---|---|---|---|---|---|
| 50.68% | 73 | 4.3 | 867 | 11,113 | 48.5% | 52.5% | |
| 57.58% | 66 | 5.2 | 909 | 10,882 | 46.9% | 67.7% | |
| 66.13% | 62 | 5.1 | 892 | 11,204 | 66.7% | 65.7% | |
| 45.83% | 48 | 1.2 | 777 | 13,112 | 61.1% | 36.7% | |
| 53.19% | 47 | 4.0 | 833 | 11,729 | 64.7% | 46.7% | |
| 45.65% | 46 | 5.2 | 1,009 | 11,798 | 38.9% | 50.0% | |
| 53.33% | 45 | 4.6 | 679 | 9,424 | 57.9% | 50.0% | |
| 39.53% | 43 | 5.3 | 833 | 12,411 | 38.5% | 40.0% | |
| 48.78% | 41 | 3.1 | 915 | 11,538 | 35.3% | 58.3% | |
| 57.50% | 40 | 5.3 | 947 | 11,457 | 68.8% | 50.0% | |
| 42.50% | 40 | 4.7 | 789 | 10,680 | 54.5% | 27.8% | |
| 57.50% | 40 | 4.8 | 953 | 12,069 | 46.1% | 63.0% | |
| 55.00% | 40 | 4.8 | 844 | 10,297 | 53.3% | 56.0% | |
| 52.78% | 36 | 5.2 | 852 | 11,092 | 75.0% | 35.0% | |
| 42.86% | 35 | 0.9 | 665 | 11,508 | 38.5% | 45.5% | |
| 41.94% | 31 | 0.8 | 751 | 12,408 | 53.9% | 33.3% | |
| 51.72% | 29 | 5.4 | 734 | 10,572 | 61.5% | 43.8% | |
| 48.00% | 25 | 1.4 | 817 | 13,310 | 37.5% | 52.9% | |
| 40.00% | 25 | 1.2 | 709 | 12,331 | 44.4% | 37.5% | |
| 45.83% | 24 | 5.3 | 805 | 10,217 | 33.3% | 58.3% | |
| 54.17% | 24 | 2.5 | 731 | 12,343 | 37.5% | 62.5% | |
| 37.50% | 24 | 1.1 | 666 | 11,833 | 37.5% | 37.5% | |
| 54.17% | 24 | 1.0 | 754 | 11,622 | 61.5% | 45.5% | |
| 45.83% | 24 | 2.0 | 879 | 12,847 | 75.0% | 31.3% | |
| 47.83% | 23 | 5.7 | 1,049 | 12,286 | 50.0% | 46.7% | |
| 21.74% | 23 | 1.0 | 643 | 11,916 | 30.0% | 15.4% | |
| 47.62% | 21 | 1.0 | 754 | 9,782 | 58.3% | 33.3% | |
| 33.33% | 21 | 0.9 | 677 | 11,823 | 33.3% | 33.3% | |
| 61.90% | 21 | 4.4 | 754 | 11,782 | 28.6% | 78.6% | |
| 60.00% | 20 | 5.5 | 880 | 12,885 | 50.0% | 64.3% | |
| 60.00% | 20 | 5.3 | 832 | 12,760 | 60.0% | 60.0% | |
| 35.00% | 20 | 0.9 | 748 | 10,345 | 30.0% | 40.0% | |
| 31.58% | 19 | 5.2 | 801 | 9,529 | 33.3% | 30.0% | |
| 31.58% | 19 | 5.2 | 791 | 9,857 | 14.3% | 41.7% | |
| 47.37% | 19 | 5.3 | 1,077 | 10,723 | 62.5% | 36.4% | |
| 57.89% | 19 | 5.6 | 926 | 12,066 | 60.0% | 57.1% | |
| 55.56% | 18 | 2.1 | 834 | 9,491 | 50.0% | 62.5% | |
| 38.89% | 18 | 2.3 | 711 | 10,916 | 75.0% | 28.6% | |
| 52.94% | 17 | 5.4 | 755 | 11,455 | 40.0% | 58.3% | |
| 43.75% | 16 | 5.3 | 932 | 11,021 | 50.0% | 40.0% | |
| 37.50% | 16 | 4.0 | 699 | 10,949 | 57.1% | 22.2% | |
| 33.33% | 15 | 0.7 | 688 | 12,676 | 0.0% | 45.5% | |
| 46.67% | 15 | 2.4 | 766 | 10,956 | 40.0% | 50.0% | |
| 60.00% | 15 | 2.3 | 853 | 13,150 | 66.7% | 55.6% | |
| 50.00% | 14 | 1.9 | 850 | 12,301 | 42.9% | 57.1% | |
| 57.14% | 14 | 5.1 | 702 | 11,804 | 100.0% | 50.0% | |
| 85.71% | 14 | 5.5 | 796 | 9,156 | 75.0% | 100.0% | |
| 28.57% | 14 | 3.9 | 846 | 10,304 | 40.0% | 22.2% | |
| 71.43% | 14 | 3.4 | 868 | 11,396 | 83.3% | 62.5% | |
| 53.85% | 13 | 5.3 | 775 | 9,082 | 66.7% | 42.9% | |
| 38.46% | 13 | 0.8 | 698 | 13,863 | 33.3% | 40.0% | |
| 53.85% | 13 | 0.8 | 719 | 12,534 | 20.0% | 75.0% | |
| 16.67% | 12 | 4.6 | 864 | 13,151 | 50.0% | 10.0% | |
| 66.67% | 12 | 5.3 | 1,034 | 11,325 | 100.0% | 50.0% | |
| 75.00% | 12 | 6.4 | 912 | 12,250 | 75.0% | 75.0% | |
| 58.33% | 12 | 0.8 | 692 | 10,817 | 71.4% | 40.0% | |
| 41.67% | 12 | 0.7 | 774 | 11,246 | 57.1% | 20.0% | |
| 41.67% | 12 | 0.8 | 846 | 13,409 | 75.0% | 25.0% | |
| 33.33% | 12 | 4.0 | 947 | 12,169 | 40.0% | 28.6% | |
| 50.00% | 12 | 5.2 | 912 | 11,403 | 20.0% | 71.4% | |
| 45.45% | 11 | 3.5 | 772 | 12,323 | 50.0% | 42.9% | |
| 54.55% | 11 | 2.3 | 903 | 13,622 | 50.0% | 55.6% | |
| 27.27% | 11 | 0.7 | 547 | 11,042 | 33.3% | 25.0% | |
| 54.55% | 11 | 5.6 | 844 | 10,081 | 33.3% | 62.5% | |
| 63.64% | 11 | 0.9 | 955 | 11,808 | 66.7% | 60.0% | |
| 54.55% | 11 | 5.0 | 804 | 12,085 | 100.0% | 16.7% | |
| 50.00% | 10 | 1.8 | 749 | 12,002 | 66.7% | 42.9% | |
| 40.00% | 10 | 1.5 | 626 | 9,575 | 40.0% | 40.0% | |
| 10.00% | 10 | 4.9 | 777 | 10,994 | 0.0% | 16.7% | |
| 40.00% | 10 | 5.2 | 1,147 | 9,683 | 33.3% | 50.0% | |
| 70.00% | 10 | 6.2 | 1,031 | 10,293 | 100.0% | 50.0% | |
| 40.00% | 10 | 3.8 | 824 | 11,272 | 25.0% | 50.0% | |
| 55.56% | 9 | 5.6 | 864 | 11,494 | 50.0% | 57.1% | |
| 77.78% | 9 | 0.8 | 683 | 9,272 | 80.0% | 75.0% | |
| 77.78% | 9 | 0.9 | 774 | 11,525 | 75.0% | 80.0% | |
| 50.00% | 8 | 0.7 | 598 | 8,859 | 60.0% | 33.3% | |
| 50.00% | 8 | 2.6 | 862 | 12,140 | 75.0% | 25.0% | |
| 50.00% | 8 | 5.6 | 853 | 8,927 | 40.0% | 66.7% | |
| 50.00% | 8 | 6.0 | 925 | 9,891 | 40.0% | 66.7% | |
| 37.50% | 8 | 0.9 | 937 | 13,935 | 0.0% | 42.9% | |
| 71.43% | 7 | 5.5 | 877 | 13,166 | 50.0% | 80.0% | |
| 42.86% | 7 | 5.4 | 887 | 11,885 | 50.0% | 33.3% | |
| 28.57% | 7 | 1.3 | 770 | 9,328 | 50.0% | 0.0% | |
| 50.00% | 6 | 3.3 | 1,113 | 14,732 | 50.0% | 50.0% | |
| 66.67% | 6 | 2.9 | 1,010 | 15,258 | 0.0% | 66.7% | |
| 33.33% | 6 | 2.8 | 785 | 11,380 | 0.0% | 40.0% | |
| 66.67% | 6 | 0.8 | 886 | 13,801 | 0.0% | 80.0% | |
| 66.67% | 6 | 1.8 | 864 | 14,116 | 100.0% | 60.0% | |
| 66.67% | 6 | 0.9 | 828 | 13,427 | 66.7% | 66.7% | |
| 16.67% | 6 | 1.5 | 754 | 10,779 | 33.3% | 0.0% | |
| 50.00% | 6 | 5.0 | 924 | 11,819 | 100.0% | 25.0% | |
| 50.00% | 6 | 0.9 | 701 | 13,160 | 0.0% | 75.0% | |
| 20.00% | 5 | 5.7 | 831 | 9,015 | 0.0% | 50.0% | |
| 80.00% | 5 | 2.5 | 792 | 11,575 | 66.7% | 100.0% | |
| 80.00% | 5 | 2.4 | 735 | 8,596 | 75.0% | 100.0% | |
| 40.00% | 5 | 0.8 | 442 | 9,818 | 50.0% | 33.3% | |
| 60.00% | 5 | 1.8 | 621 | 11,328 | 100.0% | 50.0% | |
| 40.00% | 5 | 1.7 | 770 | 15,020 | 0.0% | 50.0% | |
| 40.00% | 5 | 3.7 | 787 | 10,421 | 0.0% | 66.7% | |
| 60.00% | 5 | 3.1 | 840 | 13,132 | 50.0% | 66.7% | |
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Sylas vs Karthus - Frequently Asked Questions
How does Sylas do against Karthus in League of Legends?
Karthus wins the Sylas vs Karthus matchup with a 71.4% win rate compared to Sylas's 28.6%, a 42.9 percentage point difference. This data is based on 7 recent ranked games in patch 26.14.
How does Sylas do against Karthus in the early game?
In the early game, Sylas has the advantage against Karthus with a 50.0% win rate versus 50.0%. Sylas players should look to press their lane advantage through aggressive trades and wave control during the first 15 minutes.
How does Sylas do against Karthus in the late game?
In the late game, Karthus takes over the Sylas vs Karthus matchup with a 100.0% win rate compared to 0.0%. Karthus scales better into team fights and objective contests after 25 minutes.
Who wins the Sylas vs Karthus matchup?
Karthus wins the matchup against Sylas with a 71.4% win rate in League of Legends patch 26.14. The 42.9 percentage point advantage means Karthus is significantly favored in this lane matchup based on 7 games analyzed.
What is the best Sylas build against Karthus?
The best Sylas build against Karthus includes Shadowflame, Riftmaker, Zhonya's Hourglass with Sorcerer's Shoes. Check the matchup breakdown above for the full item path and build order.
What are the best Sylas runes against Karthus?
The best Sylas runes against Karthus use the Precision primary tree with Inspiration secondary. This rune setup achieves a 25.0% win rate in the Sylas vs Karthus matchup. See the full rune breakdown in the matchup comparison above.
Does Sylas counter Karthus?
No, Sylas struggles against Karthus with only a 28.6% win rate. Karthus has the advantage in this matchup. Sylas players should focus on safe farming and avoiding extended trades to minimize Karthus's lead.
How do I play Sylas against Karthus?
When playing Sylas against Karthus, play cautiously and avoid Karthus's power spikes. Look for jungle assistance and team-dependent plays since Karthus has the statistical advantage at most stages. Use the matchup-specific build and runes above to optimize your chances.