| Deucalion vs Kazuya | 163–194 | 45.66% |
| Deucalion vs Jin | 141–162 | 46.53% |
| Deucalion vs King | 107–107 | 50.00% |
| Deucalion vs Bryan | 97–91 | 51.60% |
| Deucalion vs Dragunov | 81–85 | 48.80% |
| Deucalion vs Reina | 59–62 | 48.76% |
| Deucalion vs Hwoarang | 56–59 | 48.70% |
| Deucalion vs Steve | 61–50 | 54.95% |
| Deucalion vs Heihachi | 42–60 | 41.18% |
| Deucalion vs Lee | 51–48 | 51.52% |
| Deucalion vs Yoshimitsu | 47–50 | 48.45% |
| Deucalion vs Law | 47–49 | 48.96% |
| Deucalion vs Paul | 34–56 | 37.78% |
| Deucalion vs Devil Jin | 34–41 | 45.33% |
| Deucalion vs Lili | 33–42 | 44.00% |
| Deucalion vs Nina | 36–37 | 49.32% |
| Deucalion vs Azucena | 32–36 | 47.06% |
| Deucalion vs Victor | 31–36 | 46.27% |
| Deucalion vs Clive | 25–42 | 37.31% |
| Deucalion vs Feng | 28–32 | 46.67% |
| Deucalion vs Asuka | 20–32 | 38.46% |
| Deucalion vs Eddy | 15–31 | 32.61% |
| Deucalion vs Leo | 17–26 | 39.53% |
| Deucalion vs Xiaoyu | 11–27 | 28.95% |
| Deucalion vs Lars | 17–19 | 47.22% |
| Deucalion vs Alisa | 12–22 | 35.29% |
| Deucalion vs Zafina | 10–20 | 33.33% |
| Deucalion vs Leroy | 4–26 | 13.33% |
| Deucalion vs Claudio | 11–18 | 37.93% |
| Deucalion vs Jun | 15–14 | 51.72% |
| Deucalion vs Lidia | 7–17 | 29.17% |
| Deucalion vs Kuma | 7–14 | 33.33% |
| Deucalion vs Shaheen | 10–10 | 50.00% |
| Deucalion vs Raven | 13–7 | 65.00% |
| Deucalion vs Jack-8 | 9–5 | 64.29% |
| Deucalion vs Anna | 7–0 | 100.00% |
| Deucalion vs Fahkumram | 4–3 | 57.14% |
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.