| I DONT KNOW vs Jin | 66–37 | 64.08% |
| I DONT KNOW vs Kazuya | 47–38 | 55.29% |
| I DONT KNOW vs Dragunov | 37–34–1 | 52.11% |
| I DONT KNOW vs Bryan | 45–26 | 63.38% |
| I DONT KNOW vs Reina | 28–43 | 39.44% |
| I DONT KNOW vs King | 33–33 | 50.00% |
| I DONT KNOW vs Devil Jin | 41–20 | 67.21% |
| I DONT KNOW vs Lili | 32–23 | 58.18% |
| I DONT KNOW vs Paul | 35–15 | 70.00% |
| I DONT KNOW vs Lidia | 22–26 | 45.83% |
| I DONT KNOW vs Yoshimitsu | 26–19 | 57.78% |
| I DONT KNOW vs Lee | 11–34 | 24.44% |
| I DONT KNOW vs Hwoarang | 22–22 | 50.00% |
| I DONT KNOW vs Steve | 29–15 | 65.91% |
| I DONT KNOW vs Law | 19–19 | 50.00% |
| I DONT KNOW vs Feng | 22–16 | 57.89% |
| I DONT KNOW vs Xiaoyu | 15–19 | 44.12% |
| I DONT KNOW vs Jack-8 | 19–14 | 57.58% |
| I DONT KNOW vs Nina | 16–17 | 48.48% |
| I DONT KNOW vs Leroy | 18–15 | 54.55% |
| I DONT KNOW vs Eddy | 15–15 | 50.00% |
| I DONT KNOW vs Zafina | 17–11 | 60.71% |
| I DONT KNOW vs Lars | 13–14 | 48.15% |
| I DONT KNOW vs Victor | 12–14 | 46.15% |
| I DONT KNOW vs Asuka | 13–12 | 52.00% |
| I DONT KNOW vs Jun | 18–7 | 72.00% |
| I DONT KNOW vs Alisa | 10–13 | 43.48% |
| I DONT KNOW vs Azucena | 6–17 | 26.09% |
| I DONT KNOW vs Raven | 11–8 | 57.89% |
| I DONT KNOW vs Claudio | 9–8 | 52.94% |
| I DONT KNOW vs Leo | 9–6 | 60.00% |
| I DONT KNOW vs Kuma | 4–10 | 28.57% |
| I DONT KNOW vs Panda | 4–3 | 57.14% |
| I DONT KNOW vs Shaheen | 1–5 | 16.67% |
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.