| IsThatIt?HAHAHA vs King | 71–94 | 43.03% |
| IsThatIt?HAHAHA vs Clive | 80–82 | 49.38% |
| IsThatIt?HAHAHA vs Jin | 76–83 | 47.80% |
| IsThatIt?HAHAHA vs Kazuya | 70–69 | 50.36% |
| IsThatIt?HAHAHA vs Bryan | 58–72 | 44.62% |
| IsThatIt?HAHAHA vs Steve | 70–50 | 58.33% |
| IsThatIt?HAHAHA vs Dragunov | 41–64 | 39.05% |
| IsThatIt?HAHAHA vs Reina | 47–42 | 52.81% |
| IsThatIt?HAHAHA vs Lili | 43–40 | 51.81% |
| IsThatIt?HAHAHA vs Law | 39–43 | 47.56% |
| IsThatIt?HAHAHA vs Yoshimitsu | 43–39 | 52.44% |
| IsThatIt?HAHAHA vs Paul | 34–36 | 48.57% |
| IsThatIt?HAHAHA vs Jun | 33–37 | 47.14% |
| IsThatIt?HAHAHA vs Devil Jin | 42–26 | 61.76% |
| IsThatIt?HAHAHA vs Feng | 37–28 | 56.92% |
| IsThatIt?HAHAHA vs Heihachi | 26–38 | 40.62% |
| IsThatIt?HAHAHA vs Victor | 31–30 | 50.82% |
| IsThatIt?HAHAHA vs Hwoarang | 31–27 | 53.45% |
| IsThatIt?HAHAHA vs Asuka | 22–30 | 42.31% |
| IsThatIt?HAHAHA vs Eddy | 15–31 | 32.61% |
| IsThatIt?HAHAHA vs Xiaoyu | 26–19 | 57.78% |
| IsThatIt?HAHAHA vs Lars | 21–24 | 46.67% |
| IsThatIt?HAHAHA vs Azucena | 19–24 | 44.19% |
| IsThatIt?HAHAHA vs Leroy | 23–14 | 62.16% |
| IsThatIt?HAHAHA vs Raven | 20–17 | 54.05% |
| IsThatIt?HAHAHA vs Nina | 15–21 | 41.67% |
| IsThatIt?HAHAHA vs Jack-8 | 16–17 | 48.48% |
| IsThatIt?HAHAHA vs Lee | 15–18 | 45.45% |
| IsThatIt?HAHAHA vs Kuma | 14–18 | 43.75% |
| IsThatIt?HAHAHA vs Leo | 15–14 | 51.72% |
| IsThatIt?HAHAHA vs Claudio | 8–18 | 30.77% |
| IsThatIt?HAHAHA vs Alisa | 10–8 | 55.56% |
| IsThatIt?HAHAHA vs Zafina | 9–8 | 52.94% |
| IsThatIt?HAHAHA vs Lidia | 7–10 | 41.18% |
| IsThatIt?HAHAHA vs Shaheen | 7–4 | 63.64% |
| IsThatIt?HAHAHA vs Armor King | 2–8 | 20.00% |
| IsThatIt?HAHAHA vs Panda | 2–6 | 25.00% |
| IsThatIt?HAHAHA vs Fahkumram | 3–3 | 50.00% |
| IsThatIt?HAHAHA vs Miary Zo | 1–2 | 33.33% |
| IsThatIt?HAHAHA vs Anna | 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.