- Avg Place
- 4.97
- Top 4 rate
- 41.4%
- Pick Rate
- 5.5%
Kai'Sa TFT Build & Best Items · Set 15 · Legacy
Supreme Cells
Duelist
2 Cost- Set
- 15
- Games
- 13,520
- Tier
- All Tiers
- Rank
- All Ranks
- Last Updated
- Oct 11, 2026
- Methodology
- Data Methodology
- Author
- Dakota Chinnick
The best Kai'Sa items in Set 15, ranked by how often they finish top 4 across 13,520 ranked games — plus full 3-item builds, what to slam first and the special items worth taking.
- BiS items
Guinsoo's Rageblade, Infinity Edge, and Last Whisper- Top 4 rate
- 41.4%
- Games
- 13,520
Best items for Kai'Sa in TFT Set 15
13,520 ranked gamesKai'Sa's best-in-slot items are Guinsoo's Rageblade, Infinity Edge, and Last Whisper. Guinsoo's Rageblade is the standout: 41.0% top 4 when Kai'Sa holds it, and players put it on Kai'Sa in 17% of games.
- Top 4
- 41.0%
- vs Kai'Sa avg
- −0.4%
- Played
- 17%
- Top 4
- 48.3%
- vs Kai'Sa avg
- +6.9%
- Played
- 16%
- Top 4
- 50.6%
- vs Kai'Sa avg
- +9.2%
- Played
- 8%
Every Kai'Sa item ranked – TFT Set 15
Guinsoo's Rageblade is the most reliable item on Kai'Sa: 41.0% top 4 and held in 17% of games, against 41.4% for Kai'Sa overall.
Top 4 vs Kai'Sa average (41.4%)
| Item | Games | Played | Top 4 | Raw top 4 |
|---|---|---|---|---|
| Guinsoo's Rageblade | 3,639 | 17.3% | 41.0% | 41.0% |
| Infinity Edge | 3,286 | 15.6% | 48.3% | 48.3% |
| Last Whisper | 1,674 | 8.0% | 50.6% | 50.6% |
 Kraken's Fury | 1,472 | 7.0% | 42.2% | 42.2% |
 Blue Buff | 1,319 | 6.3% | 52.2% | 52.2% |
 Deathblade | 1,167 | 5.6% | 42.4% | 42.4% |
 Giant Slayer | 957 | 4.6% | 46.4% | 46.4% |
 Spear of Shojin | 848 | 4.0% | 40.4% | 40.4% |
 Striker's Flail | 687 | 3.3% | 47.7% | 47.7% |
 Red Buff | 608 | 2.9% | 47.5% | 47.5% |
 Thief's Gloves | 237 | 1.1% | 42.2% | 42.2% |
 Hextech Gunblade | 232 | 1.1% | 44.0% | 44.0% |
 Hand Of Justice | 205 | 1.0% | 36.6% | 36.6% |
| B.F. Sword | 204 | 1.0% | 32.4% | 32.4% |
Top 4 is adjusted for sample size, so a rarely built item can't top the list on a lucky streak; raw top 4 is the unadjusted rate. Ranked by how confident that rate is.
Does Kai'Sa need 3 items?
Yes — Kai'Sa wants a full build: with three items it finishes top 4 46.7% of the time, against 31.2% with two. 40% of Kai'Sa boards get all three.
- No items
- 40.0%37% of boards
- 1 item
- 36.3%13% of boards
- 2 items
- 31.2%11% of boards
- 3 items
- 46.7%40% of boards
Kai'Sa emblems, artifacts & radiants
Players have tried 16 different emblems, 30 artifacts and 33 radiant items on Kai'Sa. The strongest so far is Strategist Emblem at 69.2% top 4.
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Kai'Sa build FAQ – TFT Set 15
What are the best items for Kai'Sa in TFT Set 15?
The best items for Kai'Sa are Guinsoo's Rageblade (41.0%), Infinity Edge (48.3%), and Last Whisper (50.6%), ranked by top-4 rate when Kai'Sa holds them. Kai'Sa finishes top 4 41.4% of the time overall, based on 13,520 ranked games.
Does Kai'Sa need three items?
Yes — Kai'Sa wants a full build: with three items it finishes top 4 46.7% of the time, against 31.2% with two. 40% of Kai'Sa boards get all three.
What is the best emblem or artifact for Kai'Sa?
Strategist Emblem is the strongest special item tracked on Kai'Sa: 69.2% top 4 over 26 games.