Patch 26.9 Data
Champion Matchups
Pick two champions and see who wins. Win rates, counters, and tips powered by live ranked data.
Champion 1
Kai'Sa
VS
Champion 2
Senna
vs
46.7%
Kai'Sa win rate vs Senna
Senna has the edge
1,274
Games Analyzed
46.7%
Kai'Sa WR
53.3%
Senna WR
-263
Avg Gold Diff @15
Kai'Sa
DamageMixed
StyleBurst
RangeRanged
Difficulty***--
StrongMid game
RunesLethal Tempo / Resolve
SummsFlash + Heal
Senna
DamageAD
StylePoke
RangeRanged
Difficulty**---
StrongLate game
RunesFleet Footwork / Inspiration
SummsFlash + Heal
Power Spike Timeline
Senna
Level 1
Kai'Sa
Level 6
Senna
1 item
Kai'Sa
Q evolve
Senna
Infinite scaling
Kai'Sa
2 items
How to Play This Matchup
Power Curve
Kai'Sa is strongest mid game while Senna peaks late game. Play around your power window.
Mixed Resistances
Kai'Sa deals Mixed damage while Senna deals AD. Build resistances accordingly  don't stack the wrong type.
Exploit Kai'Sa's Weakness
Kai'Sa's main weakness: Short range, weak early, needs evolves to function. Play around this to maximize your advantage.
Kai'Sa Win Condition
Evolve abilities, R into backline or R for safety, hybrid damage
Senna Win Condition
Stack souls for infinite range/crit, global R heal/damage
Recommended Items
Kai'Sa
Kraken Slayer
Core
Build every game
Nashor's Tooth
Core
Build every game
Rabadon's
Core
Build every game
Plated Steelcaps
Defensive
Armor boots vs Senna's AD damage
Bramble Vest
Counter
Grievous wounds + armor vs Senna's sustain/autos
Senna
Eclipse
Core
Build every game
Rapid Firecannon
Core
Build every game
Infinity Edge
Core
Build every game
Kai'Sa's Worst Matchups
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