| Mayonnaise vs Reina | 10–8 | 55.56% |
| Mayonnaise vs Jun | 3–6 | 33.33% |
| Mayonnaise vs Dragunov | 5–3 | 62.50% |
| Mayonnaise vs Hwoarang | 1–5 | 16.67% |
| Mayonnaise vs Kazuya | 3–3 | 50.00% |
| Mayonnaise vs Law | 3–2 | 60.00% |
| Mayonnaise vs King | 1–4 | 20.00% |
| Mayonnaise vs Bryan | 2–3 | 40.00% |
| Mayonnaise vs Steve | 3–2 | 60.00% |
| Mayonnaise vs Lili | 3–2 | 60.00% |
| Mayonnaise vs Azucena | 2–3 | 40.00% |
| Mayonnaise vs Eddy | 2–3 | 40.00% |
| Mayonnaise vs Fahkumram | 2–3 | 40.00% |
| Mayonnaise vs Leo | 0–4 | 0.00% |
| Mayonnaise vs Yoshimitsu | 2–1 | 66.67% |
| Mayonnaise vs Claudio | 1–2 | 33.33% |
| Mayonnaise vs Shaheen | 0–3 | 0.00% |
| Mayonnaise vs Nina | 1–2 | 33.33% |
| Mayonnaise vs Leroy | 2–1 | 66.67% |
| Mayonnaise vs Clive | 2–1 | 66.67% |
| Mayonnaise vs Xiaoyu | 0–2 | 0.00% |
| Mayonnaise vs Jin | 2–0 | 100.00% |
| Mayonnaise vs Lee | 0–2 | 0.00% |
| Mayonnaise vs Raven | 2–0 | 100.00% |
| Mayonnaise vs Heihachi | 1–1 | 50.00% |
| Mayonnaise vs Jack-8 | 1–0 | 100.00% |
| Mayonnaise vs Asuka | 0–1 | 0.00% |
| Mayonnaise vs Armor King | 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.