| Lady Dectra vs King | 57–73–2 | 43.85% |
| Lady Dectra vs Jin | 36–69 | 34.29% |
| Lady Dectra vs Law | 44–51 | 46.32% |
| Lady Dectra vs Kazuya | 45–47 | 48.91% |
| Lady Dectra vs Hwoarang | 41–42 | 49.40% |
| Lady Dectra vs Reina | 40–41 | 49.38% |
| Lady Dectra vs Dragunov | 25–40 | 38.46% |
| Lady Dectra vs Lars | 25–32 | 43.86% |
| Lady Dectra vs Bryan | 28–27 | 50.91% |
| Lady Dectra vs Steve | 29–26 | 52.73% |
| Lady Dectra vs Yoshimitsu | 28–22 | 56.00% |
| Lady Dectra vs Jun | 24–25 | 48.98% |
| Lady Dectra vs Heihachi | 22–22 | 50.00% |
| Lady Dectra vs Lee | 21–21 | 50.00% |
| Lady Dectra vs Paul | 15–25 | 37.50% |
| Lady Dectra vs Azucena | 22–18 | 55.00% |
| Lady Dectra vs Lili | 22–17 | 56.41% |
| Lady Dectra vs Asuka | 16–20 | 44.44% |
| Lady Dectra vs Victor | 16–19 | 45.71% |
| Lady Dectra vs Nina | 18–16 | 52.94% |
| Lady Dectra vs Eddy | 13–21 | 38.24% |
| Lady Dectra vs Leo | 15–17 | 46.88% |
| Lady Dectra vs Devil Jin | 16–14 | 53.33% |
| Lady Dectra vs Feng | 16–14 | 53.33% |
| Lady Dectra vs Jack-8 | 18–9 | 66.67% |
| Lady Dectra vs Claudio | 11–15 | 42.31% |
| Lady Dectra vs Raven | 10–11 | 47.62% |
| Lady Dectra vs Xiaoyu | 10–10 | 50.00% |
| Lady Dectra vs Alisa | 8–11 | 42.11% |
| Lady Dectra vs Leroy | 8–9 | 47.06% |
| Lady Dectra vs Lidia | 6–11 | 35.29% |
| Lady Dectra vs Kuma | 3–12 | 20.00% |
| Lady Dectra vs Zafina | 7–7 | 50.00% |
| Lady Dectra vs Clive | 3–10 | 23.08% |
| Lady Dectra vs Fahkumram | 8–3 | 72.73% |
| Lady Dectra vs Anna | 3–5 | 37.50% |
| Lady Dectra vs Armor King | 3–5 | 37.50% |
| Lady Dectra vs Shaheen | 4–3 | 57.14% |
| Lady Dectra vs Panda | 0–6 | 0.00% |
| Lady Dectra vs Miary Zo | 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.