| Heiryballs vs Kazuya | 49–81 | 37.69% |
| Heiryballs vs Steve | 43–73 | 37.07% |
| Heiryballs vs Heihachi | 29–84 | 25.66% |
| Heiryballs vs King | 27–79 | 25.47% |
| Heiryballs vs Reina | 45–58 | 43.69% |
| Heiryballs vs Bryan | 35–66 | 34.65% |
| Heiryballs vs Jin | 37–57 | 39.36% |
| Heiryballs vs Hwoarang | 18–65 | 21.69% |
| Heiryballs vs Yoshimitsu | 34–38 | 47.22% |
| Heiryballs vs Jun | 23–34 | 40.35% |
| Heiryballs vs Dragunov | 16–38 | 29.63% |
| Heiryballs vs Paul | 22–29 | 43.14% |
| Heiryballs vs Devil Jin | 19–26 | 42.22% |
| Heiryballs vs Law | 14–30 | 31.82% |
| Heiryballs vs Raven | 10–33 | 23.26% |
| Heiryballs vs Nina | 10–25 | 28.57% |
| Heiryballs vs Lee | 9–26 | 25.71% |
| Heiryballs vs Lili | 10–20 | 33.33% |
| Heiryballs vs Asuka | 11–18 | 37.93% |
| Heiryballs vs Xiaoyu | 8–20 | 28.57% |
| Heiryballs vs Lars | 6–22 | 21.43% |
| Heiryballs vs Jack-8 | 6–20 | 23.08% |
| Heiryballs vs Azucena | 9–13 | 40.91% |
| Heiryballs vs Eddy | 6–15 | 28.57% |
| Heiryballs vs Lidia | 5–16 | 23.81% |
| Heiryballs vs Victor | 10–10 | 50.00% |
| Heiryballs vs Leroy | 10–9 | 52.63% |
| Heiryballs vs Alisa | 6–12 | 33.33% |
| Heiryballs vs Shaheen | 0–18 | 0.00% |
| Heiryballs vs Kuma | 5–12 | 29.41% |
| Heiryballs vs Feng | 10–5 | 66.67% |
| Heiryballs vs Claudio | 2–13 | 13.33% |
| Heiryballs vs Leo | 2–9 | 18.18% |
| Heiryballs vs Clive | 4–6 | 40.00% |
| Heiryballs vs Zafina | 0–5 | 0.00% |
| Heiryballs vs Panda | 2–0 | 100.00% |
| Heiryballs vs Anna | 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.