| Keiless vs Armor King | 29–37 | 43.94% |
| Keiless vs Jin | 29–32 | 47.54% |
| Keiless vs Bryan | 37–15 | 71.15% |
| Keiless vs Kazuya | 17–25 | 40.48% |
| Keiless vs Reina | 16–23 | 41.03% |
| Keiless vs Heihachi | 17–15 | 53.12% |
| Keiless vs King | 12–17 | 41.38% |
| Keiless vs Steve | 13–16 | 44.83% |
| Keiless vs Law | 8–20 | 28.57% |
| Keiless vs Hwoarang | 10–17 | 37.04% |
| Keiless vs Dragunov | 13–14 | 48.15% |
| Keiless vs Paul | 9–12 | 42.86% |
| Keiless vs Lili | 12–9 | 57.14% |
| Keiless vs Jun | 9–10 | 47.37% |
| Keiless vs Victor | 12–7 | 63.16% |
| Keiless vs Miary Zo | 5–13 | 27.78% |
| Keiless vs Asuka | 10–7 | 58.82% |
| Keiless vs Lee | 9–8 | 52.94% |
| Keiless vs Azucena | 10–7 | 58.82% |
| Keiless vs Xiaoyu | 9–6 | 60.00% |
| Keiless vs Lidia | 6–7 | 46.15% |
| Keiless vs Yoshimitsu | 8–4 | 66.67% |
| Keiless vs Devil Jin | 4–8 | 33.33% |
| Keiless vs Lars | 6–4 | 60.00% |
| Keiless vs Eddy | 4–6 | 40.00% |
| Keiless vs Alisa | 3–6 | 33.33% |
| Keiless vs Claudio | 7–1 | 87.50% |
| Keiless vs Leroy | 3–5 | 37.50% |
| Keiless vs Feng | 5–2 | 71.43% |
| Keiless vs Clive | 5–2 | 71.43% |
| Keiless vs Fahkumram | 6–1 | 85.71% |
| Keiless vs Jack-8 | 3–3 | 50.00% |
| Keiless vs Leo | 4–2 | 66.67% |
| Keiless vs Nina | 3–3 | 50.00% |
| Keiless vs Raven | 4–2 | 66.67% |
| Keiless vs Shaheen | 0–5 | 0.00% |
| Keiless vs Anna | 3–2 | 60.00% |
| Keiless vs Panda | 1–2 | 33.33% |
| Keiless vs Zafina | 3–0 | 100.00% |
| Keiless vs Kuma | 0–2 | 0.00% |
Limitations
This data is often requested to give insight into which characters you have more trouble with than others, but it is not particularly helpful for that. The main issue is that it is heavily skewed by how strong the opponents you play are.
For example, this data suggests my worst matchup is clearly vs Reina, but that's just because most of those games are vs Yagami.
There is a way to account for this being worked on. The central idea is to assign each matchup a rating vs you which adjusts based on the result, much like the regular rating but also based on the rating of each player. With this, it would give a better summary of how well you perform vs each character.
In the meantime, this page is here to present the data as requested.