| Sleppy vs King | 10–19 | 34.48% |
| Sleppy vs Jin | 18–8 | 69.23% |
| Sleppy vs Lili | 11–13 | 45.83% |
| Sleppy vs Hwoarang | 16–7 | 69.57% |
| Sleppy vs Kazuya | 5–18 | 21.74% |
| Sleppy vs Steve | 14–9 | 60.87% |
| Sleppy vs Reina | 15–7 | 68.18% |
| Sleppy vs Yoshimitsu | 9–11 | 45.00% |
| Sleppy vs Law | 11–6 | 64.71% |
| Sleppy vs Paul | 6–8 | 42.86% |
| Sleppy vs Dragunov | 5–9 | 35.71% |
| Sleppy vs Eddy | 7–7 | 50.00% |
| Sleppy vs Nina | 7–5 | 58.33% |
| Sleppy vs Heihachi | 5–6 | 45.45% |
| Sleppy vs Lee | 9–0 | 100.00% |
| Sleppy vs Victor | 6–3 | 66.67% |
| Sleppy vs Asuka | 3–5 | 37.50% |
| Sleppy vs Lars | 4–4 | 50.00% |
| Sleppy vs Anna | 4–4 | 50.00% |
| Sleppy vs Fahkumram | 3–5 | 37.50% |
| Sleppy vs Bryan | 1–6 | 14.29% |
| Sleppy vs Devil Jin | 5–2 | 71.43% |
| Sleppy vs Jun | 2–5 | 28.57% |
| Sleppy vs Clive | 3–4 | 42.86% |
| Sleppy vs Xiaoyu | 3–3 | 50.00% |
| Sleppy vs Leo | 3–3 | 50.00% |
| Sleppy vs Azucena | 5–1 | 83.33% |
| Sleppy vs Claudio | 3–2 | 60.00% |
| Sleppy vs Miary Zo | 1–3 | 25.00% |
| Sleppy vs Jack-8 | 2–1 | 66.67% |
| Sleppy vs Panda | 2–1 | 66.67% |
| Sleppy vs Feng | 2–0 | 100.00% |
| Sleppy vs Alisa | 1–1 | 50.00% |
| Sleppy vs Kuma | 2–0 | 100.00% |
| Sleppy vs Zafina | 0–2 | 0.00% |
| Sleppy vs Leroy | 0–2 | 0.00% |
| Sleppy vs Lidia | 0–2 | 0.00% |
| Sleppy vs Armor King | 0–2 | 0.00% |
| Sleppy vs Raven | 0–1 | 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.