| UnstableMailMan vs King | 68–93 | 42.24% |
| UnstableMailMan vs Kazuya | 73–68 | 51.77% |
| UnstableMailMan vs Jin | 52–64 | 44.83% |
| UnstableMailMan vs Reina | 54–62 | 46.55% |
| UnstableMailMan vs Steve | 53–54 | 49.53% |
| UnstableMailMan vs Dragunov | 38–56 | 40.43% |
| UnstableMailMan vs Bryan | 28–54 | 34.15% |
| UnstableMailMan vs Law | 36–37 | 49.32% |
| UnstableMailMan vs Hwoarang | 27–44 | 38.03% |
| UnstableMailMan vs Lili | 31–29 | 51.67% |
| UnstableMailMan vs Paul | 26–33 | 44.07% |
| UnstableMailMan vs Azucena | 28–30 | 48.28% |
| UnstableMailMan vs Heihachi | 25–31 | 44.64% |
| UnstableMailMan vs Yoshimitsu | 17–35 | 32.69% |
| UnstableMailMan vs Eddy | 19–26 | 42.22% |
| UnstableMailMan vs Asuka | 17–26 | 39.53% |
| UnstableMailMan vs Jack-8 | 18–24 | 42.86% |
| UnstableMailMan vs Jun | 24–17 | 58.54% |
| UnstableMailMan vs Lee | 22–17 | 56.41% |
| UnstableMailMan vs Feng | 12–26 | 31.58% |
| UnstableMailMan vs Clive | 21–17 | 55.26% |
| UnstableMailMan vs Fahkumram | 14–22 | 38.89% |
| UnstableMailMan vs Xiaoyu | 20–15 | 57.14% |
| UnstableMailMan vs Devil Jin | 16–17 | 48.48% |
| UnstableMailMan vs Leroy | 11–20 | 35.48% |
| UnstableMailMan vs Victor | 13–17 | 43.33% |
| UnstableMailMan vs Lars | 12–17 | 41.38% |
| UnstableMailMan vs Alisa | 13–14 | 48.15% |
| UnstableMailMan vs Nina | 11–15 | 42.31% |
| UnstableMailMan vs Anna | 14–12 | 53.85% |
| UnstableMailMan vs Lidia | 9–16 | 36.00% |
| UnstableMailMan vs Shaheen | 11–12 | 47.83% |
| UnstableMailMan vs Leo | 9–13 | 40.91% |
| UnstableMailMan vs Raven | 14–8 | 63.64% |
| UnstableMailMan vs Armor King | 11–11 | 50.00% |
| UnstableMailMan vs Zafina | 16–5 | 76.19% |
| UnstableMailMan vs Kuma | 4–14 | 22.22% |
| UnstableMailMan vs Claudio | 4–12 | 25.00% |
| UnstableMailMan vs Miary Zo | 2–6 | 25.00% |
| UnstableMailMan vs Panda | 2–3 | 40.00% |
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.