| Assassins vs Reina | 22–32 | 40.74% |
| Assassins vs King | 25–25 | 50.00% |
| Assassins vs Jin | 20–23 | 46.51% |
| Assassins vs Kazuya | 19–24 | 44.19% |
| Assassins vs Hwoarang | 13–19 | 40.62% |
| Assassins vs Azucena | 13–19 | 40.62% |
| Assassins vs Law | 10–21 | 32.26% |
| Assassins vs Yoshimitsu | 11–19 | 36.67% |
| Assassins vs Steve | 8–19 | 29.63% |
| Assassins vs Victor | 13–14 | 48.15% |
| Assassins vs Dragunov | 7–17 | 29.17% |
| Assassins vs Asuka | 7–14 | 33.33% |
| Assassins vs Bryan | 11–9 | 55.00% |
| Assassins vs Feng | 12–8 | 60.00% |
| Assassins vs Lili | 12–5 | 70.59% |
| Assassins vs Raven | 6–11 | 35.29% |
| Assassins vs Paul | 9–7 | 56.25% |
| Assassins vs Jun | 3–13 | 18.75% |
| Assassins vs Eddy | 6–10 | 37.50% |
| Assassins vs Lars | 7–8 | 46.67% |
| Assassins vs Kuma | 6–9 | 40.00% |
| Assassins vs Devil Jin | 10–4 | 71.43% |
| Assassins vs Leroy | 5–9 | 35.71% |
| Assassins vs Xiaoyu | 6–5 | 54.55% |
| Assassins vs Lee | 3–8 | 27.27% |
| Assassins vs Jack-8 | 3–6 | 33.33% |
| Assassins vs Nina | 4–4 | 50.00% |
| Assassins vs Shaheen | 3–4 | 42.86% |
| Assassins vs Leo | 2–3 | 40.00% |
| Assassins vs Zafina | 3–2 | 60.00% |
| Assassins vs Alisa | 0–4 | 0.00% |
| Assassins vs Claudio | 0–3 | 0.00% |
| Assassins vs Panda | 0–1 | 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.