| Houdini vs King | 27–36 | 42.86% |
| Houdini vs Steve | 30–23 | 56.60% |
| Houdini vs Reina | 26–27 | 49.06% |
| Houdini vs Hwoarang | 27–21 | 56.25% |
| Houdini vs Law | 23–21 | 52.27% |
| Houdini vs Jin | 22–16 | 57.89% |
| Houdini vs Bryan | 12–26 | 31.58% |
| Houdini vs Kazuya | 11–26 | 29.73% |
| Houdini vs Lee | 11–23 | 32.35% |
| Houdini vs Jun | 23–11 | 67.65% |
| Houdini vs Azucena | 19–14 | 57.58% |
| Houdini vs Heihachi | 18–13 | 58.06% |
| Houdini vs Lidia | 15–15 | 50.00% |
| Houdini vs Yoshimitsu | 18–9 | 66.67% |
| Houdini vs Victor | 15–9 | 62.50% |
| Houdini vs Leo | 14–8 | 63.64% |
| Houdini vs Jack-8 | 7–14 | 33.33% |
| Houdini vs Nina | 10–11 | 47.62% |
| Houdini vs Lili | 11–9 | 55.00% |
| Houdini vs Clive | 10–10 | 50.00% |
| Houdini vs Paul | 9–10 | 47.37% |
| Houdini vs Asuka | 7–10 | 41.18% |
| Houdini vs Devil Jin | 11–5 | 68.75% |
| Houdini vs Xiaoyu | 5–10 | 33.33% |
| Houdini vs Lars | 11–3 | 78.57% |
| Houdini vs Kuma | 10–4 | 71.43% |
| Houdini vs Dragunov | 6–7 | 46.15% |
| Houdini vs Alisa | 9–4 | 69.23% |
| Houdini vs Zafina | 7–5 | 58.33% |
| Houdini vs Eddy | 0–12 | 0.00% |
| Houdini vs Feng | 4–7 | 36.36% |
| Houdini vs Shaheen | 5–4 | 55.56% |
| Houdini vs Claudio | 4–3 | 57.14% |
| Houdini vs Leroy | 7–0 | 100.00% |
| Houdini vs Anna | 5–1 | 83.33% |
| Houdini vs Fahkumram | 2–4 | 33.33% |
| Houdini vs Raven | 2–1 | 66.67% |
| Houdini vs Panda | 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.