| rockrock vs King | 29–9 | 76.32% |
| rockrock vs Jin | 18–17 | 51.43% |
| rockrock vs Kazuya | 27–7 | 79.41% |
| rockrock vs Hwoarang | 22–5 | 81.48% |
| rockrock vs Law | 19–6 | 76.00% |
| rockrock vs Steve | 20–5 | 80.00% |
| rockrock vs Dragunov | 23–2 | 92.00% |
| rockrock vs Yoshimitsu | 17–5 | 77.27% |
| rockrock vs Bryan | 16–3 | 84.21% |
| rockrock vs Lars | 10–6 | 62.50% |
| rockrock vs Xiaoyu | 11–4 | 73.33% |
| rockrock vs Asuka | 6–8 | 42.86% |
| rockrock vs Devil Jin | 8–6 | 57.14% |
| rockrock vs Lee | 10–4 | 71.43% |
| rockrock vs Lili | 10–3 | 76.92% |
| rockrock vs Leo | 12–1 | 92.31% |
| rockrock vs Anna | 8–4 | 66.67% |
| rockrock vs Raven | 4–7 | 36.36% |
| rockrock vs Feng | 10–0 | 100.00% |
| rockrock vs Jun | 8–2 | 80.00% |
| rockrock vs Reina | 8–2 | 80.00% |
| rockrock vs Zafina | 7–2 | 77.78% |
| rockrock vs Paul | 6–2 | 75.00% |
| rockrock vs Claudio | 7–1 | 87.50% |
| rockrock vs Lidia | 7–1 | 87.50% |
| rockrock vs Shaheen | 3–4 | 42.86% |
| rockrock vs Nina | 7–0 | 100.00% |
| rockrock vs Jack-8 | 4–2 | 66.67% |
| rockrock vs Azucena | 4–2 | 66.67% |
| rockrock vs Victor | 5–1 | 83.33% |
| rockrock vs Clive | 4–2 | 66.67% |
| rockrock vs Alisa | 5–0 | 100.00% |
| rockrock vs Eddy | 2–3 | 40.00% |
| rockrock vs Heihachi | 2–3 | 40.00% |
| rockrock vs Leroy | 2–2 | 50.00% |
| rockrock vs Kuma | 2–0 | 100.00% |
| rockrock vs Panda | 2–0 | 100.00% |
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.