| Isokattimaumau vs Heihachi | 12–15 | 44.44% |
| Isokattimaumau vs Jin | 11–15 | 42.31% |
| Isokattimaumau vs Kazuya | 15–11 | 57.69% |
| Isokattimaumau vs Hwoarang | 8–10 | 44.44% |
| Isokattimaumau vs Lili | 9–7 | 56.25% |
| Isokattimaumau vs Reina | 7–9 | 43.75% |
| Isokattimaumau vs King | 4–10 | 28.57% |
| Isokattimaumau vs Steve | 8–5 | 61.54% |
| Isokattimaumau vs Asuka | 5–7 | 41.67% |
| Isokattimaumau vs Law | 2–9 | 18.18% |
| Isokattimaumau vs Bryan | 2–8 | 20.00% |
| Isokattimaumau vs Jun | 5–5 | 50.00% |
| Isokattimaumau vs Claudio | 4–5 | 44.44% |
| Isokattimaumau vs Azucena | 2–6 | 25.00% |
| Isokattimaumau vs Yoshimitsu | 4–3 | 57.14% |
| Isokattimaumau vs Dragunov | 3–4 | 42.86% |
| Isokattimaumau vs Leo | 4–3 | 57.14% |
| Isokattimaumau vs Lars | 2–5 | 28.57% |
| Isokattimaumau vs Leroy | 2–5 | 28.57% |
| Isokattimaumau vs Eddy | 1–6 | 14.29% |
| Isokattimaumau vs Lidia | 5–2 | 71.43% |
| Isokattimaumau vs Jack-8 | 3–3 | 50.00% |
| Isokattimaumau vs Feng | 1–5 | 16.67% |
| Isokattimaumau vs Raven | 1–5 | 16.67% |
| Isokattimaumau vs Paul | 0–5 | 0.00% |
| Isokattimaumau vs Victor | 4–1 | 80.00% |
| Isokattimaumau vs Xiaoyu | 3–1 | 75.00% |
| Isokattimaumau vs Alisa | 0–3 | 0.00% |
| Isokattimaumau vs Nina | 1–2 | 33.33% |
| Isokattimaumau vs Devil Jin | 0–2 | 0.00% |
| Isokattimaumau vs Zafina | 0–1 | 0.00% |
| Isokattimaumau vs Clive | 1–0 | 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.