- Avg Place
- 4.27
- Top 4 rate
- 54.3%
- Pick Rate
- 11.2%
Senna TFT Comps · Set 15 · Legacy
Mighty Mech
Executioner
3 Cost- Set
- 15
- Games
- 27,449
- Tier
- All Tiers
- Rank
- All Ranks
- Last Updated
- Oct 11, 2026
- Methodology
- Data Methodology
- Author
- Dakota Chinnick
Every ranked comp that fields Senna in Set 15, with its top-4 rate, average placement and core units — and whether Senna is a reroll target or a late-game unit.
- Best comp
- Mighty Mech Yone
- Top 4 rate
- 81.0%best comp
- Plan
- Reroll
- Roll at
- Level 7
- Named carry in
- 0%
- Strong comps
- 12
Best Senna comps in Set 15
5,947 ranked gamesThese are the 12 strongest ranked comps that field Senna in Set 15. The best is Mighty Mech Yone: 2.84 average placement and 81.0% top 4 over 1,424 games. The most-played one is Mighty Mech Yone (1,666 games, 2.96 average placement).
| Comp | Senna 3★ | Top 4 | 1st | Avg place | Games |
|---|---|---|---|---|---|
| 9% | 81.0% | 29.2% | 2.84 | 1,424 | |
| 17% | 77.1% | 28.6% | 2.92 | 105 | |
| 6% | 79.5% | 26.9% | 2.96 | 1,666 | |
| 4% | 80.6% | 24.8% | 3.00 | 403 | |
| 11% | 77.5% | 20.6% | 3.15 | 102 | |
| 6% | 70.5% | 14.9% | 3.58 | 308 | |
| 4% | 68.9% | 13.7% | 3.64 | 299 | |
| 38% | 57.6% | 9.1% | 4.10 | 342 | |
| 20% | 61.9% | 7.2% | 4.10 | 97 | |
| 24% | 55.6% | 14.2% | 4.13 | 999 |
Exact final boards with at least 25 games and a top-4 rate of 48% or better, sorted by average placement. Top 4 = finishing 1st to 4th.
Is Senna a carry or a support?
Senna is mostly a support or trait piece: it is the named carry in only 0% of its comp games, so give it utility or tank items and spend the damage items elsewhere. Senna is a reroll target — 14.3% of its games end at 3 stars. Slow roll at level 7 until you have all nine copies.
- Plan
- RerollLevel 7
- Named carry
- 0%share of comp games
- 3-star rate
- 12.8%in these comps
Best partners for Senna
Senna's comps are built around Aatrox, TFT15_Galio, and Jarvan IV; the most common partner appears in 100% of those games.
Best Senna comp by rank
The best Senna comp changes with rank: Mighty Mech Yone leads in Gold, while Executioner Akali does best in Diamond.
| Rank | Best comp | Top 4 | Avg place | Comps |
|---|---|---|---|---|
| Gold | Mighty Mech Yone | 86.0% | 2.60 | 12 |
| Platinum | Mighty Mech Yone | 88.1% | 2.76 | 13 |
| Emerald | Mighty Mech Yone | 78.5% | 2.95 | 5 |
| Diamond | Executioner Akali | 80.6% | 3.00 | 4 |
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Senna comps FAQ – Set 15
What is the best Senna comp in TFT Set 15?
The best Senna comp in Set 15 is Mighty Mech Yone, with a 2.84 average placement, 81.0% top 4 and 29.2% first-place rate over 1,424 ranked games.
Should you reroll for Senna?
Yes. Senna is a reroll unit: 14.3% of its games end at 3 stars. Slow roll at level 7, keep 50 gold for interest and roll the surplus until you hit all nine copies.
Is Senna a carry in TFT?
Senna is mostly a support or trait piece: it is the named carry in only 0% of its comp games, so give it utility or tank items and spend the damage items elsewhere.
Which units go best with Senna?
Senna's comps are built around Aatrox, TFT15_Galio, and Jarvan IV; the most common partner appears in 100% of those games.
What is the most popular Senna comp in Set 15?
Mighty Mech Yone is the most played Senna comp, with 1,666 ranked games and a 79.5% top-4 rate.
Does the best Senna comp change by rank?
The best Senna comp changes with rank: Mighty Mech Yone leads in Gold, while Executioner Akali does best in Diamond.