
Karthusvs Senna
Karthus vs Senna is a decisive matchup in LoL patch 26.14. Senna wins with a 60.0% win rate (+20.0%) over Karthus based on 5 games. Karthus wins the early laning phase while Senna scales better into the late game. Below you'll find the best Karthus build, runes, laning stats, and strategies for the Karthus vs Senna matchup.
Karthus Matchup Breakdown
Use the dropdown to select an opponent and see a detailed breakdown of how Karthus 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 Karthus vs Senna Matchup?

Karthus vs Senna Matchup Summary
The Karthus vs Senna matchup is a decisive matchup in League of Legends ranked play. Based on 5 recent matches analyzed, Senna wins with a 60.0% win rate compared to Karthus's 40.0%, giving Senna a 20.0 percentage point advantage. Game phase dynamics play a critical role here: Karthus controls the early laning stage, but Senna outscales as the game goes longer. The matchup shifts dramatically depending on game length — Karthus needs to press advantages before Senna reaches their power spikes, while Senna should focus on safe farming and hitting key item breakpoints. The most significant statistical gap is in damage output, where Karthus leads by 905 DMG/min — a difference that heavily influences the outcome of trades and skirmishes. Senna has a strong advantage in this matchup. Karthus players should play defensively, prioritize safe farming under tower, and look for opportunities created by jungle pressure or Senna 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.
Karthus vs Senna Laning Phase Breakdown
Karthus is favored during the laning phase against Senna, 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.
Early Game vs Late Game
Karthus dominates the early game (first 15 minutes) with a commanding 66.7% win rate — a 33.3 percentage point lead over Senna. This lopsided early game means Karthus can dictate the pace of the lane from level 1, controlling trades, wave state, and river priority.
Senna is far superior in the late game (25+ minutes), boasting a 100.0% win rate — 100.0 points above Karthus. Extended games heavily favor Senna, whose kit and scaling make them a dominant force in team fights and objective control.
This matchup features a dramatic power shift: Karthus must aggressively press their early advantage and close out the game before Senna reaches their scaling breakpoints. If Senna survives the laning phase without falling too far behind, the matchup flips in their favor. Dragon and Rift Herald control are pivotal — the team that secures early objectives can snowball or buy time to scale.
Best Karthus Runes Against Senna
The Sorcery and Precision rune setup gives Karthus the best tools to compete against Senna in this difficult matchup, compensating for the statistical disadvantages with optimal rune synergies.
Karthus matchup data for League of Legends patch 26.14. The table below shows Karthus'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 Karthus 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 |
|---|---|---|---|---|---|---|---|
| 50.00% | 34 | 1.5 | 1,210 | 14,460 | 54.5% | 47.8% | |
| 53.85% | 26 | 1.7 | 1,107 | 13,353 | 75.0% | 44.4% | |
| 65.38% | 26 | 1.6 | 1,213 | 14,129 | 62.5% | 66.7% | |
| 42.86% | 21 | 1.6 | 1,273 | 14,869 | 62.5% | 30.8% | |
| 57.14% | 21 | 6.7 | 1,272 | 14,858 | 33.3% | 66.7% | |
| 66.67% | 21 | 6.9 | 1,369 | 14,650 | 75.0% | 61.5% | |
| 60.00% | 20 | 6.2 | 1,547 | 15,163 | 37.5% | 75.0% | |
| 47.37% | 19 | 2.3 | 1,299 | 12,041 | 37.5% | 54.5% | |
| 36.84% | 19 | 6.3 | 1,222 | 12,598 | 50.0% | 30.8% | |
| 63.16% | 19 | 1.3 | 1,189 | 12,550 | 66.7% | 61.5% | |
| 44.44% | 18 | 1.5 | 984 | 12,231 | 28.6% | 54.5% | |
| 41.18% | 17 | 1.3 | 1,174 | 13,393 | 50.0% | 36.4% | |
| 64.71% | 17 | 1.4 | 1,133 | 13,538 | 60.0% | 66.7% | |
| 58.82% | 17 | 6.1 | 1,296 | 12,023 | 28.6% | 80.0% | |
| 31.25% | 16 | 1.1 | 998 | 10,234 | 22.2% | 42.9% | |
| 37.50% | 16 | 1.2 | 1,036 | 11,549 | 22.2% | 57.1% | |
| 56.25% | 16 | 1.4 | 1,291 | 15,822 | 33.3% | 61.5% | |
| 53.33% | 15 | 3.8 | 1,155 | 13,363 | 71.4% | 37.5% | |
| 57.14% | 14 | 1.5 | 1,189 | 16,770 | 80.0% | 44.4% | |
| 71.43% | 14 | 1.1 | 1,317 | 14,691 | 60.0% | 77.8% | |
| 38.46% | 13 | 2.1 | 1,364 | 16,137 | 50.0% | 33.3% | |
| 69.23% | 13 | 1.7 | 1,109 | 14,294 | 50.0% | 77.8% | |
| 38.46% | 13 | 1.6 | 1,250 | 13,792 | 66.7% | 30.0% | |
| 38.46% | 13 | 1.9 | 1,012 | 13,363 | 40.0% | 37.5% | |
| 50.00% | 12 | 1.6 | 1,101 | 11,974 | 50.0% | 50.0% | |
| 50.00% | 12 | 1.3 | 1,075 | 13,070 | 60.0% | 42.9% | |
| 33.33% | 12 | 5.8 | 1,242 | 13,035 | 14.3% | 60.0% | |
| 36.36% | 11 | 1.2 | 1,173 | 13,470 | 40.0% | 33.3% | |
| 45.45% | 11 | 1.3 | 1,270 | 13,006 | 66.7% | 37.5% | |
| 45.45% | 11 | 1.4 | 1,198 | 14,745 | 50.0% | 44.4% | |
| 72.73% | 11 | 1.7 | 1,133 | 12,272 | 75.0% | 71.4% | |
| 40.00% | 10 | 6.4 | 1,245 | 14,255 | 50.0% | 37.5% | |
| 50.00% | 10 | 1.2 | 1,072 | 11,237 | 25.0% | 66.7% | |
| 60.00% | 10 | 3.8 | 1,326 | 16,244 | 100.0% | 55.6% | |
| 50.00% | 10 | 7.0 | 1,119 | 13,927 | 33.3% | 57.1% | |
| 50.00% | 10 | 6.1 | 1,271 | 14,647 | 0.0% | 62.5% | |
| 66.67% | 9 | 1.7 | 1,147 | 15,247 | 100.0% | 57.1% | |
| 77.78% | 9 | 6.6 | 1,162 | 14,764 | 66.7% | 83.3% | |
| 37.50% | 8 | 5.9 | 1,039 | 11,392 | 0.0% | 100.0% | |
| 87.50% | 8 | 4.1 | 1,125 | 12,351 | 75.0% | 100.0% | |
| 57.14% | 7 | 1.7 | 1,407 | 16,439 | 33.3% | 75.0% | |
| 57.14% | 7 | 6.8 | 1,189 | 13,558 | 50.0% | 60.0% | |
| 28.57% | 7 | 5.7 | 809 | 9,614 | 40.0% | 0.0% | |
| 71.43% | 7 | 5.3 | 1,423 | 15,641 | 0.0% | 83.3% | |
| 50.00% | 6 | 7.8 | 1,516 | 10,970 | 75.0% | 0.0% | |
| 16.67% | 6 | 6.8 | 1,068 | 9,349 | 25.0% | 0.0% | |
| 16.67% | 6 | 7.0 | 1,143 | 13,263 | 33.3% | 0.0% | |
| 66.67% | 6 | 5.7 | 1,156 | 11,144 | 0.0% | 100.0% | |
| 50.00% | 6 | 2.5 | 1,110 | 11,409 | 75.0% | 0.0% | |
| 66.67% | 6 | 7.5 | 1,511 | 18,224 | 0.0% | 80.0% | |
| 60.00% | 5 | 5.6 | 1,047 | 12,658 | 100.0% | 50.0% | |
| 60.00% | 5 | 1.4 | 1,361 | 15,802 | 0.0% | 75.0% | |
| 40.00% | 5 | 2.1 | 1,186 | 10,480 | 33.3% | 50.0% | |
| 60.00% | 5 | 2.3 | 1,128 | 14,944 | 0.0% | 75.0% | |
| 20.00% | 5 | 5.8 | 1,755 | 14,344 | 50.0% | 0.0% | |
| 40.00% | 5 | 7.0 | 1,629 | 11,364 | 66.7% | 0.0% | |
| 80.00% | 5 | 3.3 | 1,369 | 13,229 | 100.0% | 66.7% | |
| 40.00% | 5 | 3.2 | 1,676 | 13,066 | 50.0% | 33.3% | |
| 60.00% | 5 | 1.1 | 1,231 | 14,729 | 0.0% | 75.0% | |
| 100.00% | 2 | 1.5 | 1,218 | 14,599 | 100.0% | 100.0% | |
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Karthus vs Senna - Frequently Asked Questions
How does Karthus do against Senna in League of Legends?
Senna wins the Karthus vs Senna matchup with a 60.0% win rate compared to Karthus's 40.0%, a 20.0 percentage point difference. This data is based on 5 recent ranked games in patch 26.14.
How does Karthus do against Senna in the early game?
In the early game, Karthus has the advantage against Senna with a 66.7% win rate versus 33.3%. Karthus players should look to press their lane advantage through aggressive trades and wave control during the first 15 minutes.
How does Karthus do against Senna in the late game?
In the late game, Senna takes over the Karthus vs Senna matchup with a 100.0% win rate compared to 0.0%. Senna scales better into team fights and objective contests after 25 minutes.
Who wins the Karthus vs Senna matchup?
Senna wins the matchup against Karthus with a 60.0% win rate in League of Legends patch 26.14. The 20.0 percentage point advantage means Senna is significantly favored in this lane matchup based on 5 games analyzed.
What is the best Karthus build against Senna?
The best Karthus build against Senna includes optimized core items. Check the matchup breakdown above for the full item path and build order.
What are the best Karthus runes against Senna?
The best Karthus runes against Senna use the Sorcery primary tree with Precision secondary. This rune setup achieves a 100.0% win rate in the Karthus vs Senna matchup. See the full rune breakdown in the matchup comparison above.
Does Karthus counter Senna?
No, Karthus struggles against Senna with only a 40.0% win rate. Senna has the advantage in this matchup. Karthus players should focus on safe farming and avoiding extended trades to minimize Senna's lead.
How do I play Karthus against Senna?
When playing Karthus against Senna, play cautiously and avoid Senna's power spikes. Look for jungle assistance and team-dependent plays since Senna has the statistical advantage at most stages. Use the matchup-specific build and runes above to optimize your chances.
