| Don Buck vs Hwoarang | 96–82 | 53.93% |
| Don Buck vs Kazuya | 90–86 | 51.14% |
| Don Buck vs Bryan | 79–91 | 46.47% |
| Don Buck vs Jin | 70–66 | 51.47% |
| Don Buck vs King | 64–70 | 47.76% |
| Don Buck vs Paul | 76–57 | 57.14% |
| Don Buck vs Law | 81–46 | 63.78% |
| Don Buck vs Dragunov | 61–56 | 52.14% |
| Don Buck vs Heihachi | 52–64 | 44.83% |
| Don Buck vs Reina | 57–56 | 50.44% |
| Don Buck vs Steve | 51–61 | 45.54% |
| Don Buck vs Yoshimitsu | 40–42 | 48.78% |
| Don Buck vs Lee | 28–54 | 34.15% |
| Don Buck vs Devil Jin | 38–41 | 48.10% |
| Don Buck vs Lili | 39–36 | 52.00% |
| Don Buck vs Lars | 46–28 | 62.16% |
| Don Buck vs Asuka | 32–40 | 44.44% |
| Don Buck vs Azucena | 36–29 | 55.38% |
| Don Buck vs Alisa | 30–32 | 48.39% |
| Don Buck vs Feng | 30–22 | 57.69% |
| Don Buck vs Jun | 24–27 | 47.06% |
| Don Buck vs Leroy | 23–20 | 53.49% |
| Don Buck vs Xiaoyu | 19–23 | 45.24% |
| Don Buck vs Victor | 24–17 | 58.54% |
| Don Buck vs Eddy | 22–19 | 53.66% |
| Don Buck vs Jack-8 | 17–21 | 44.74% |
| Don Buck vs Claudio | 19–18 | 51.35% |
| Don Buck vs Raven | 14–23 | 37.84% |
| Don Buck vs Leo | 16–18 | 47.06% |
| Don Buck vs Clive | 7–27 | 20.59% |
| Don Buck vs Nina | 17–14 | 54.84% |
| Don Buck vs Lidia | 17–14 | 54.84% |
| Don Buck vs Shaheen | 16–14 | 53.33% |
| Don Buck vs Zafina | 5–18 | 21.74% |
| Don Buck vs Fahkumram | 10–11 | 47.62% |
| Don Buck vs Panda | 7–13 | 35.00% |
| Don Buck vs Kuma | 8–8 | 50.00% |
| Don Buck vs Anna | 6–7 | 46.15% |
| Don Buck vs Armor King | 6–7 | 46.15% |
| Don Buck vs Miary Zo | 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.