Rek'Sai - League of Legends Champion
Win Rate
50.2%
Pick Rate
1.1%

Rek'Saivs Kayn

BFighterTank
Patch26.4
Matches1,089,240
LaneAll Lanes
TierAll Tiers
Last UpdatedFeb 28, 2026
MethodologyData Methodology

Rek'Sai vs Kayn is a decisive matchup in LoL patch 26.4. Kayn wins with a 53.5% win rate (+6.9%) over Rek'Sai based on 58 games. Rek'Sai wins the early laning phase while Kayn scales better into the late game. Below you'll find the best Rek'Sai build, runes, laning stats, and strategies for the Rek'Sai vs Kayn matchup.

Rek'Sai Matchup Breakdown

Use the dropdown to select an opponent and see a detailed breakdown of how Rek'Sai 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
Kayn - 46.5% win rateKayn(46.5%)
Rek'Sai - 46.5% win rate in this matchup
Rek'Sai
46.5% WR
VS
Kayn vs Rek'Sai matchup - 53.5% win rate
Kayn
53.5% WR

Who Wins the Rek'Sai vs Kayn Matchup?

Kayn wins the Rek'Sai vs Kayn matchup
Winner
Kayn
Matches: 58
46.5%
Win Rate
53.5%
0.7
CS / min
1.1
677
DMG / min
776
12,917
Gold / game
13,188
754
Heal / min
564
1,087
DMG Mitigated / min
988
1.2
CC / min
0.7
51.9%
Early Game WR
48.1%
41.9%
Late Game WR
58.1%

Rek'Sai vs Kayn Matchup Summary

The Rek'Sai vs Kayn matchup is a decisive matchup in League of Legends ranked play. Based on 58 recent matches analyzed, Kayn wins with a 53.5% win rate compared to Rek'Sai's 46.5%, giving Kayn a 6.9 percentage point advantage. Game phase dynamics play a critical role here: Rek'Sai controls the early laning stage, but Kayn outscales as the game goes longer. The matchup shifts dramatically depending on game length — Rek'Sai needs to press advantages before Kayn reaches their power spikes, while Kayn should focus on safe farming and hitting key item breakpoints. The most significant statistical gap is in crowd control, where Rek'Sai leads by 0.5s CC/min — a difference that heavily influences the outcome of trades and skirmishes. Kayn has a strong advantage in this matchup. Rek'Sai players should play defensively, prioritize safe farming under tower, and look for opportunities created by jungle pressure or Kayn 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.

Rek'Sai vs Kayn Laning Phase Breakdown

Kayn wins the laning phase against Rek'Sai in League of Legends

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

Farming
0.7Rek'Sai
1.1Kayn
Kayn edges out Rek'Sai by 0.4 CS per minute — a moderate farming advantage that adds up to roughly 6 CS over a 15-minute laning phase. This translates to earlier component purchases and slightly faster power spikes for Kayn.
Damage
677Rek'Sai
776Kayn
Kayn heavily out-damages Rek'Sai by 99 DMG/min, dominating both short trades and all-in fights. Rek'Sai should avoid extended combat and instead focus on burst trade patterns — short engages followed by immediate disengagement — to avoid letting Kayn's sustained damage advantage take over.
Economy
12,917Rek'Sai
13,188Kayn
Rek'Sai and Kayn generate nearly equal gold per game, with just a 271 gold difference. Neither champion has a clear economic advantage, so gold leads will depend on individual play quality, kill participation, and objective contributions.
Utility
1.2Rek'Sai
0.7Kayn
Rek'Sai provides 0.5 seconds more crowd control per minute than Kayn, offering better gank setup potential and slightly more team fight utility. This CC advantage helps Rek'Sai coordinate with their jungler and control the pace of skirmishes.
Sustain
1,842Rek'Sai
1,552Kayn
Rek'Sai vastly out-sustains Kayn, healing and mitigating 289 more damage per minute. This massive durability gap means Rek'Sai can absorb significant punishment and remain in lane while Kayn is forced to recall. Building grievous wounds early is essential for Kayn, and focusing on burst trade patterns rather than sustained fights is critical.

Best Rek'Sai Build Against Kayn

Plated Steelcaps is the optimal boots choice against Kayn, providing the mobility and stats Rek'Sai needs most in this matchup. The top-performing core items for Rek'Sai against Kayn are Death's Dance, Titanic Hydra and Spear of Shojin. This combination gives Rek'Sai an effective balance of damage, survivability, and utility for the matchup. This build performs exceptionally well, achieving a 71.4% win rate across 7 games — well above average and making it the top item path against Kayn. Adjustments may be needed based on team compositions and game state, but this build provides the strongest foundation for the Rek'Sai vs Kayn matchup.

Early Game vs Late Game

Early Game
Rek'Sai
51.9%
+3.7% advantage
Rek'Sai early game win rateRek'Sai51.9%
Kayn early game win rateKayn48.1%
Late Game
Kayn
58.1%
+16.1% advantage
Rek'Sai late game win rateRek'Sai41.9%
Kayn late game win rateKayn58.1%

During the early laning phase (first 15 minutes), Rek'Sai has a meaningful 51.9% win rate, outperforming Kayn by 3.7 percentage points. Rek'Sai players should look to press this advantage through aggressive trades, wave priority, and early jungle coordination.

Kayn is far superior in the late game (25+ minutes), boasting a 58.1% win rate — 16.1 points above Rek'Sai. Extended games heavily favor Kayn, whose kit and scaling make them a dominant force in team fights and objective control.

This matchup features a dramatic power shift: Rek'Sai must aggressively press their early advantage and close out the game before Kayn reaches their scaling breakpoints. If Kayn 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 Rek'Sai Runes Against Kayn

Precision rune tree - Rek'Sai primary runes vs KaynPrecision
Conqueror - best Rek'Sai rune vs KaynTriumph - best Rek'Sai rune vs KaynLegend: Alacrity - best Rek'Sai rune vs KaynCoup de Grace - best Rek'Sai rune vs Kayn
Inspiration rune tree - Rek'Sai secondary runes vs KaynInspiration
Magical Footwear - best Rek'Sai rune vs KaynCosmic Insight - best Rek'Sai rune vs Kayn
60.0% WR

The Precision and Inspiration rune setup gives Rek'Sai the best tools to compete against Kayn in this difficult matchup, compensating for the statistical disadvantages with optimal rune synergies.


Rek'Sai matchup data for League of Legends patch 26.4. The table below shows Rek'Sai'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 Rek'Sai build, runes, laning stats, and early vs late game analysis for that specific matchup.

Rek'Sai matchup win rates and stats in League of Legends patch 26.4
Opponent
Win Rate
Matches
CS/min
DMG/min
Gold/game
Early WR
Late WR
50.91%1100.761712,12352.5%49.0%
57.45%950.962512,98747.8%66.7%
59.30%880.862612,55960.0%58.3%
43.24%741.064311,84843.6%42.9%
39.68%641.060312,29346.1%35.1%
46.77%630.862313,07846.7%46.9%
60.34%581.879112,68457.1%63.3%
46.55%580.767712,91751.9%41.9%
47.37%570.860613,04045.0%48.6%
33.96%530.860612,55814.8%53.9%
62.50%480.766412,64068.0%56.5%
40.00%451.481112,17928.6%50.0%
45.45%450.969912,97148.0%42.1%
55.81%431.069112,16454.2%57.9%
60.47%431.065912,32661.1%60.0%
41.03%390.968012,82439.1%43.8%
51.28%390.864313,06668.4%35.0%
48.72%390.767912,48555.0%42.1%
47.37%380.868212,27750.0%43.8%
44.74%380.861311,68147.4%42.1%
45.95%370.966413,14643.8%47.6%
51.35%371.465313,19147.1%55.0%
48.65%370.871313,13455.6%42.1%
66.67%360.881413,57666.7%66.7%
58.82%340.968413,46669.2%52.4%
61.29%311.174913,16168.8%53.3%
60.00%311.266312,19869.2%52.9%
61.29%311.266811,85262.5%60.0%
54.84%311.669213,34066.7%47.4%
41.38%301.955912,42428.6%53.3%
35.71%281.967412,24838.9%30.0%
46.43%280.863913,58160.0%38.9%
53.57%280.760112,48661.5%46.7%
48.15%270.867213,58253.3%41.7%
65.38%260.863012,45156.3%80.0%
52.00%250.860812,58558.3%46.1%
48.00%250.859112,28633.3%61.5%
48.00%250.963112,18650.0%46.1%
58.33%252.571413,92162.5%56.3%
43.48%231.350011,16835.7%55.6%
39.13%230.763911,16730.8%50.0%
43.48%230.760910,84941.2%50.0%
42.86%211.269012,01738.5%50.0%
45.00%200.857310,18847.1%33.3%
57.89%192.466211,52550.0%66.7%
36.84%192.872011,08644.4%30.0%
63.16%192.159111,08153.9%83.3%
42.11%193.070112,83150.0%36.4%
50.00%180.868213,39275.0%30.0%
70.59%170.767112,47855.6%87.5%
37.50%160.868513,16557.1%22.2%
60.00%150.869012,08066.7%50.0%
46.15%131.165713,20842.9%50.0%
53.85%130.862613,52066.7%50.0%
58.33%124.41,04314,45371.4%40.0%
41.67%120.659312,05728.6%60.0%
58.33%121.266912,13450.0%75.0%
40.00%101.653211,66350.0%33.3%
50.00%101.465711,05442.9%66.7%
33.33%93.46079,98840.0%25.0%
50.00%85.564012,98150.0%50.0%
57.14%83.058711,54750.0%60.0%
37.50%85.16539,36650.0%25.0%
42.86%74.474610,69875.0%0.0%
57.14%76.568012,355100.0%50.0%
85.71%71.278913,93980.0%100.0%
42.86%73.476514,435100.0%33.3%
50.00%64.883813,68550.0%50.0%
50.00%66.763311,28433.3%66.7%
50.00%61.647810,19450.0%50.0%
33.33%60.654313,262100.0%20.0%
16.67%61.982515,3320.0%20.0%
100.00%50.797710,451100.0%100.0%
60.00%52.366312,43050.0%66.7%
80.00%51.065210,019100.0%66.7%
40.00%52.14857,0810.0%100.0%
40.00%53.86119,44850.0%0.0%
60.00%56.369810,39675.0%0.0%
60.00%51.379214,965100.0%50.0%
60.00%51.660710,885100.0%33.3%
40.00%56.763211,9300.0%66.7%
20.00%53.966110,75550.0%0.0%
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Rek'Sai vs Kayn - Frequently Asked Questions

How does Rek'Sai do against Kayn in League of Legends?

Kayn wins the Rek'Sai vs Kayn matchup with a 53.5% win rate compared to Rek'Sai's 46.5%, a 6.9 percentage point difference. This data is based on 58 recent ranked games in patch 26.4.

How does Rek'Sai do against Kayn in the early game?

In the early game, Rek'Sai has the advantage against Kayn with a 51.9% win rate versus 48.1%. Rek'Sai players should look to press their lane advantage through aggressive trades and wave control during the first 15 minutes.

How does Rek'Sai do against Kayn in the late game?

In the late game, Kayn takes over the Rek'Sai vs Kayn matchup with a 58.1% win rate compared to 41.9%. Kayn scales better into team fights and objective contests after 25 minutes.

Who wins the Rek'Sai vs Kayn matchup?

Kayn wins the matchup against Rek'Sai with a 53.5% win rate in League of Legends patch 26.4. The 6.9 percentage point advantage means Kayn is significantly favored in this lane matchup based on 58 games analyzed.

What is the best Rek'Sai build against Kayn?

The best Rek'Sai build against Kayn includes Death's Dance, Titanic Hydra, Spear of Shojin with Plated Steelcaps. This build achieves a 71.4% win rate in the matchup. Check the matchup breakdown above for the full item path and build order.

What are the best Rek'Sai runes against Kayn?

The best Rek'Sai runes against Kayn use the Precision primary tree with Inspiration secondary. This rune setup achieves a 60.0% win rate in the Rek'Sai vs Kayn matchup. See the full rune breakdown in the matchup comparison above.

Does Rek'Sai counter Kayn?

No, Rek'Sai struggles against Kayn with only a 46.5% win rate. Kayn has the advantage in this matchup. Rek'Sai players should focus on safe farming and avoiding extended trades to minimize Kayn's lead.

How do I play Rek'Sai against Kayn?

When playing Rek'Sai against Kayn, play cautiously and avoid Kayn's power spikes. Look for jungle assistance and team-dependent plays since Kayn has the statistical advantage at most stages. Use the matchup-specific build and runes above to optimize your chances.