Kai'Sa - League of Legends Champion
Win Rate
47.8%
Pick Rate
3.8%

Kai'Savs Rengar

FMarksmanMage
Patch26.10
Matches2,222,046
LaneAll Lanes
TierAll Tiers
Last UpdatedMay 21, 2026
MethodologyData Methodology

Kai'Sa vs Rengar is a decisive matchup in LoL patch 26.10. Kai'Sa wins with a 60.0% win rate (+20.0%) over Rengar based on 5 games. Kai'Sa holds the advantage in both the early and late game. Below you'll find the best Kai'Sa build, runes, laning stats, and strategies for the Kai'Sa vs Rengar matchup.

Kai'Sa Matchup Breakdown

Use the dropdown to select an opponent and see a detailed breakdown of how Kai'Sa 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.

Compare against an opponent
Rengar - 60.0% win rateRengar(60.0%)
Kai'Sa - 60.0% win rate in this matchup
Kai'Sa
60.0% WR
VS
Rengar vs Kai'Sa matchup - 40.0% win rate
Rengar
40.0% WR

Who Wins the Kai'Sa vs Rengar Matchup?

Kai'Sa wins the Kai'Sa vs Rengar matchup
Winner
Kai'Sa
Matches: 5
60.0%
Win Rate
40.0%
5.7
CS / min
5.5
823
DMG / min
817
7,788
Gold / game
7,778
113
Heal / min
318
361
DMG Mitigated / min
831
0.1
CC / min
0.6
50.0%
Early Game WR
50.0%
100.0%
Late Game WR
0.0%

Kai'Sa vs Rengar Matchup Summary

The Kai'Sa vs Rengar matchup is a decisive matchup in League of Legends ranked play. Based on 5 recent matches analyzed, Kai'Sa wins with a 60.0% win rate compared to Rengar's 40.0%, giving Kai'Sa a 20.0 percentage point advantage. Kai'Sa dominates at every stage — from early laning through late game team fights. This consistent advantage makes it difficult for Rengar players to find favorable windows, so team-dependent strategies and avoiding solo confrontations are essential. The most significant statistical gap is in crowd control, where Rengar leads by 0.5s CC/min — a difference that heavily influences the outcome of trades and skirmishes. Kai'Sa players can confidently pick into Rengar and play aggressively from level 1. Look to establish lane dominance early through favorable trades and zone Rengar away from CS whenever possible. Understanding these matchup dynamics is essential for champion select decisions and in-game strategy when facing this lane opponent.

Kai'Sa vs Rengar Laning Phase Breakdown

Kai'Sa wins the laning phase against Rengar in League of Legends

Kai'Sa is favored during the laning phase against Rengar, winning 3 out of 5 key stat categories. Kai'Sa holds advantages in farming, damage and gold income, making them the stronger laner in this matchup.

Farming
5.7Kai'Sa
5.5Rengar
Kai'Sa and Rengar farm at nearly identical rates in this matchup, with only a 0.2 CS/min difference. Neither champion holds a meaningful farming advantage, so lane dominance will come from trading and jungle interaction rather than CS leads.
Damage
823Kai'Sa
817Rengar
Damage output is virtually even between Kai'Sa and Rengar, with only 6 DMG/min separating them. Fights in this matchup are decided more by ability timing and positioning than raw damage numbers, making mechanical skill the deciding factor in trades.
Economy
7,788Kai'Sa
7,778Rengar
Kai'Sa and Rengar generate nearly equal gold per game, with just a 10 gold difference. Neither champion has a clear economic advantage, so gold leads will depend on individual play quality, kill participation, and objective contributions.
Utility
0.1Kai'Sa
0.6Rengar
Rengar provides 0.5 seconds more crowd control per minute than Kai'Sa, offering better gank setup potential and slightly more team fight utility. This CC advantage helps Rengar coordinate with their jungler and control the pace of skirmishes.
Sustain
474Kai'Sa
1,149Rengar
Rengar vastly out-sustains Kai'Sa, healing and mitigating 675 more damage per minute. This massive durability gap means Rengar can absorb significant punishment and remain in lane while Kai'Sa is forced to recall. Building grievous wounds early is essential for Kai'Sa, and focusing on burst trade patterns rather than sustained fights is critical.

Early Game vs Late Game

Early Game
Kai'Sa
50.0%
+0.0% advantage
Kai'Sa early game win rateKai'Sa50.0%
Rengar early game win rateRengar50.0%
Late Game
Kai'Sa
100.0%
+100.0% advantage
Kai'Sa late game win rateKai'Sa100.0%
Rengar late game win rateRengar0.0%

The early game (first 15 minutes) is a toss-up between Kai'Sa and Rengar, with Kai'Sa 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.

Kai'Sa is far superior in the late game (25+ minutes), boasting a 100.0% win rate — 100.0 points above Rengar. Extended games heavily favor Kai'Sa, whose kit and scaling make them a dominant force in team fights and objective control.

Kai'Sa holds the advantage at every stage of the game, making this a consistently favorable matchup from lane through late game team fights. Rengar players should look for outplays, team-dependent strategies, and picks rather than relying on scaling to win this matchup.

Best Kai'Sa Runes Against Rengar

Precision rune tree - Kai'Sa primary runes vs RengarPrecision
Lethal Tempo - best Kai'Sa rune vs RengarPresence of Mind - best Kai'Sa rune vs RengarLegend: Bloodline - best Kai'Sa rune vs RengarCoup de Grace - best Kai'Sa rune vs Rengar
Inspiration rune tree - Kai'Sa secondary runes vs RengarInspiration
Cash Back - best Kai'Sa rune vs RengarTriple Tonic - best Kai'Sa rune vs Rengar
100.0% WR

Running Precision primary with Inspiration secondary allows Kai'Sa to press their advantage against Rengar, amplifying the strengths that make this a favorable matchup.


Kai'Sa matchup data for League of Legends patch 26.10. The table below shows Kai'Sa'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 Kai'Sa build, runes, laning stats, and early vs late game analysis for that specific matchup.

Kai'Sa matchup win rates and stats in League of Legends patch 26.10
Opponent
Win Rate
Matches
CS/min
DMG/min
Gold/game
Early WR
Late WR
44.95%8416.990414,38751.4%40.9%
48.91%6426.881913,63845.5%51.9%
42.68%6286.782513,92842.5%42.8%
50.10%5256.985813,90451.1%49.4%
44.47%5157.084213,61243.0%46.0%
44.26%4886.581913,29748.9%40.5%
50.71%4207.087113,84949.2%52.0%
39.32%2956.886614,05541.4%37.6%
49.30%2156.984013,19648.2%50.5%
47.15%1936.988113,89650.5%44.0%
46.07%1916.683814,05042.7%48.6%
51.34%1876.980713,74853.3%49.5%
49.40%1686.988013,93952.0%47.4%
49.66%1496.887913,68756.9%44.0%
52.74%1466.884513,59050.0%55.0%
44.53%1286.981913,81345.8%43.5%
51.18%1276.478913,01943.1%59.7%
42.28%1236.784713,79041.5%42.9%
50.00%1186.991614,50049.0%50.7%
56.07%1077.286414,31762.8%51.6%
39.42%1046.782513,34238.3%40.4%
43.94%666.879313,08546.0%41.4%
45.28%536.983814,23136.8%50.0%
42.31%526.990014,03833.3%50.0%
45.10%516.694313,50840.0%50.0%
45.83%486.879312,35238.5%54.5%
52.17%467.088013,50659.3%42.1%
44.44%456.772812,32252.0%35.0%
45.45%447.087714,94825.0%57.1%
39.02%416.991113,99543.8%36.0%
58.33%366.674612,11150.0%65.0%
46.88%326.981314,40850.0%45.5%
37.04%276.21,15214,77542.9%35.0%
52.00%256.292114,92566.7%43.8%
39.13%237.287010,69746.7%25.0%
59.09%226.81,08014,79250.0%62.5%
40.91%226.982314,34937.5%42.9%
30.00%205.989613,07320.0%40.0%
60.00%206.887713,69160.0%60.0%
45.00%207.080513,63866.7%35.7%
40.00%206.881912,09228.6%46.1%
50.00%207.11,01815,05462.5%41.7%
31.25%166.692114,04316.7%40.0%
53.85%136.880213,56460.0%50.0%
84.62%136.81,03417,019100.0%83.3%
23.08%136.472711,71020.0%25.0%
41.67%127.091114,66642.9%40.0%
45.45%116.883813,62057.1%25.0%
27.27%116.288112,1750.0%50.0%
50.00%106.395915,32650.0%50.0%
60.00%106.91,06512,94857.1%66.7%
44.44%94.285911,04225.0%60.0%
22.22%96.289012,66533.3%16.7%
33.33%96.284212,80625.0%40.0%
33.33%95.092914,65250.0%28.6%
22.22%96.51,03315,6210.0%28.6%
66.67%96.189114,6740.0%100.0%
25.00%87.41,15912,17114.3%100.0%
57.14%76.91,18817,056100.0%25.0%
42.86%76.31,25416,3140.0%50.0%
57.14%76.81,14915,337100.0%40.0%
71.43%77.01,00614,38375.0%66.7%
85.71%77.598813,58366.7%100.0%
14.29%76.567911,5850.0%20.0%
85.71%77.292915,02075.0%100.0%
16.67%67.098015,9040.0%16.7%
33.33%64.273813,61720.0%100.0%
16.67%65.394114,38733.3%0.0%
50.00%66.41,08811,57525.0%100.0%
33.33%64.270114,943100.0%20.0%
60.00%56.081014,9500.0%75.0%
20.00%54.575510,9480.0%50.0%
40.00%57.11,00316,394100.0%25.0%
80.00%54.784216,163100.0%66.7%
60.00%55.060513,4350.0%60.0%
60.00%58.078411,450100.0%0.0%
0.00%57.189113,8820.0%0.0%
60.00%55.78237,78850.0%100.0%
20.00%57.188813,1250.0%50.0%
80.00%54.31,18418,2030.0%80.0%
40.00%57.393815,975100.0%25.0%
60.00%56.773013,2390.0%100.0%
20.00%56.21,12512,95350.0%0.0%
40.00%58.31,07414,87550.0%33.3%
80.00%56.81,15115,479100.0%75.0%
60.00%56.01,12613,70350.0%66.7%
60.00%57.28309,43366.7%50.0%
20.00%56.978814,6320.0%33.3%

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Kai'Sa vs Rengar - Frequently Asked Questions

How does Kai'Sa do against Rengar in League of Legends?

Kai'Sa wins the Kai'Sa vs Rengar matchup with a 60.0% win rate compared to Rengar's 40.0%, a 20.0 percentage point difference. This data is based on 5 recent ranked games in patch 26.10.

How does Kai'Sa do against Rengar in the early game?

In the early game, Kai'Sa has the advantage against Rengar with a 50.0% win rate versus 50.0%. Kai'Sa players should look to press their lane advantage through aggressive trades and wave control during the first 15 minutes.

How does Kai'Sa do against Rengar in the late game?

In the late game, Kai'Sa takes over the Kai'Sa vs Rengar matchup with a 100.0% win rate compared to 0.0%. Kai'Sa scales better into team fights and objective contests after 25 minutes.

Who wins the Kai'Sa vs Rengar matchup?

Kai'Sa wins the matchup against Rengar with a 60.0% win rate in League of Legends patch 26.10. The 20.0 percentage point advantage means Kai'Sa is significantly favored in this lane matchup based on 5 games analyzed.

What is the best Kai'Sa build against Rengar?

The best Kai'Sa build against Rengar includes optimized core items. Check the matchup breakdown above for the full item path and build order.

What are the best Kai'Sa runes against Rengar?

The best Kai'Sa runes against Rengar use the Precision primary tree with Inspiration secondary. This rune setup achieves a 100.0% win rate in the Kai'Sa vs Rengar matchup. See the full rune breakdown in the matchup comparison above.

Does Kai'Sa counter Rengar?

Yes, Kai'Sa has a favorable matchup against Rengar with a 60.0% win rate. Kai'Sa strongly counters Rengar in lane based on current patch 26.10 data.

How do I play Kai'Sa against Rengar?

When playing Kai'Sa against Rengar, leverage your statistical advantages by trading aggressively during favorable windows. You have early game priority — look for kills and zone control before first recall. Build the recommended items and runes for this specific matchup for the best results.