| Sir Leonidas vs Jin | 11–10 | 52.38% |
| Sir Leonidas vs Steve | 9–12 | 42.86% |
| Sir Leonidas vs Miary Zo | 12–8 | 60.00% |
| Sir Leonidas vs Reina | 10–7 | 58.82% |
| Sir Leonidas vs King | 9–3 | 75.00% |
| Sir Leonidas vs Hwoarang | 6–6 | 50.00% |
| Sir Leonidas vs Kazuya | 5–7 | 41.67% |
| Sir Leonidas vs Victor | 3–9 | 25.00% |
| Sir Leonidas vs Eddy | 2–10 | 16.67% |
| Sir Leonidas vs Fahkumram | 2–9 | 18.18% |
| Sir Leonidas vs Leo | 9–1 | 90.00% |
| Sir Leonidas vs Lee | 6–4 | 60.00% |
| Sir Leonidas vs Bryan | 5–4 | 55.56% |
| Sir Leonidas vs Lidia | 9–0 | 100.00% |
| Sir Leonidas vs Lili | 5–3 | 62.50% |
| Sir Leonidas vs Yoshimitsu | 4–3 | 57.14% |
| Sir Leonidas vs Nina | 2–5 | 28.57% |
| Sir Leonidas vs Kuma | 2–4 | 33.33% |
| Sir Leonidas vs Clive | 3–3 | 50.00% |
| Sir Leonidas vs Asuka | 4–1 | 80.00% |
| Sir Leonidas vs Jun | 2–3 | 40.00% |
| Sir Leonidas vs Heihachi | 1–4 | 20.00% |
| Sir Leonidas vs Armor King | 1–4 | 20.00% |
| Sir Leonidas vs Jack-8 | 0–4 | 0.00% |
| Sir Leonidas vs Shaheen | 2–2 | 50.00% |
| Sir Leonidas vs Leroy | 2–2 | 50.00% |
| Sir Leonidas vs Law | 3–0 | 100.00% |
| Sir Leonidas vs Devil Jin | 1–2 | 33.33% |
| Sir Leonidas vs Lars | 0–3 | 0.00% |
| Sir Leonidas vs Alisa | 2–1 | 66.67% |
| Sir Leonidas vs Azucena | 1–2 | 33.33% |
| Sir Leonidas vs Raven | 3–0 | 100.00% |
| Sir Leonidas vs Paul | 2–0 | 100.00% |
| Sir Leonidas vs Panda | 0–2 | 0.00% |
| Sir Leonidas vs Anna | 1–1 | 50.00% |
| Sir Leonidas vs Dragunov | 1–0 | 100.00% |
| Sir Leonidas vs Zafina | 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.