| Declonius vs Jin | 60–65 | 48.00% |
| Declonius vs Reina | 55–36 | 60.44% |
| Declonius vs Bryan | 31–59 | 34.44% |
| Declonius vs Steve | 39–51 | 43.33% |
| Declonius vs Kazuya | 48–39 | 55.17% |
| Declonius vs King | 31–50 | 38.27% |
| Declonius vs Hwoarang | 29–42 | 40.85% |
| Declonius vs Lili | 38–31 | 55.07% |
| Declonius vs Dragunov | 25–40 | 38.46% |
| Declonius vs Law | 31–28 | 52.54% |
| Declonius vs Paul | 22–34 | 39.29% |
| Declonius vs Asuka | 23–26 | 46.94% |
| Declonius vs Heihachi | 22–27 | 44.90% |
| Declonius vs Alisa | 15–30 | 33.33% |
| Declonius vs Azucena | 23–17 | 57.50% |
| Declonius vs Nina | 15–21 | 41.67% |
| Declonius vs Yoshimitsu | 12–23 | 34.29% |
| Declonius vs Jun | 16–17 | 48.48% |
| Declonius vs Lee | 15–14 | 51.72% |
| Declonius vs Eddy | 16–13 | 55.17% |
| Declonius vs Xiaoyu | 11–17 | 39.29% |
| Declonius vs Clive | 12–16 | 42.86% |
| Declonius vs Devil Jin | 7–19 | 26.92% |
| Declonius vs Feng | 5–16 | 23.81% |
| Declonius vs Lars | 10–11 | 47.62% |
| Declonius vs Kuma | 7–11 | 38.89% |
| Declonius vs Victor | 7–11 | 38.89% |
| Declonius vs Raven | 4–13 | 23.53% |
| Declonius vs Lidia | 8–8 | 50.00% |
| Declonius vs Leo | 6–9 | 40.00% |
| Declonius vs Fahkumram | 6–7 | 46.15% |
| Declonius vs Jack-8 | 7–4 | 63.64% |
| Declonius vs Leroy | 5–6 | 45.45% |
| Declonius vs Claudio | 4–4 | 50.00% |
| Declonius vs Shaheen | 3–5 | 37.50% |
| Declonius vs Panda | 3–1 | 75.00% |
| Declonius vs Zafina | 1–2 | 33.33% |
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.