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Kai'Sa Duos
Best duo partners for Kai'Sa in League of Legends — teammates it wins most and least with, ranked by measured win rate.
Win rates are live aggregates of ranked League of Legends matches from the last 30 days, recomputed daily. Per-matchup sample sizes are shown alongside every number.
Best teammates for Kai'Sa
 Ivern | 52.43% | 1,938 |
 Kennen | 52.36% | 2,821 |
 Singed | 52.25% | 3,328 |
 Gangplank | 52.01% | 6,804 |
 Heimerdinger | 51.97% | 1,495 |
 Taliyah | 51.82% | 4,344 |
 Twisted Fate | 51.81% | 8,461 |
 Zilean | 51.70% | 3,172 |
 Alistar | 51.68% | 11,023 |
 Lissandra | 51.55% | 6,345 |
 FiddleSticks | 51.52% | 3,224 |
 Gragas | 51.51% | 4,523 |
Weakest pairings
 Ashe | 38.71% | 558 |
 Lucian | 39.66% | 1,707 |
 Ezreal | 39.79% | 857 |
 Miss Fortune | 40.24% | 251 |
 Smolder | 40.56% | 715 |
 Draven | 41.53% | 549 |
 Aphelios | 42.32% | 371 |
 Samira | 42.95% | 149 |
 Sivir | 43.18% | 176 |
 Zeri | 43.22% | 472 |
 Yuumi | 43.24% | 2,299 |
 Corki | 43.47% | 1,601 |
Frequently Asked Questions
4 Q&A- Who works best with Kai'Sa in League of Legends?
- Kai'Sa's highest-win-rate teammates right now are Ivern (52.43% together), Kennen (52.36%) and Singed (52.25%), measured over recent high-elo ranked matches.
- What is the best duo partner for Kai'Sa in LoL solo queue?
- Queue with Ivern (52.43% duo win rate), Kennen (52.36%), or Singed (52.25%) to maximize Kai'Sa's same-team win rate.
- Which teammates does Kai'Sa pair worst with?
- Kai'Sa's lowest-win-rate pairings are Ashe (38.71% together), Lucian (39.66%) and Ezreal (39.79%).
- How are Kai'Sa's duo synergy win rates calculated?
- Every Kai'Sa duo percentage is the observed win rate of high-elo ranked matches where both champions played on the same team, gated at a 25-game minimum sample.
Data updated Oct 25, 2026.