| Siyawa vs Jin | 44–9 | 83.02% |
| Siyawa vs Dragunov | 31–9 | 77.50% |
| Siyawa vs Steve | 31–6 | 83.78% |
| Siyawa vs Kazuya | 30–5 | 85.71% |
| Siyawa vs Yoshimitsu | 26–7 | 78.79% |
| Siyawa vs Law | 22–10 | 68.75% |
| Siyawa vs King | 26–6 | 81.25% |
| Siyawa vs Clive | 23–6 | 79.31% |
| Siyawa vs Heihachi | 23–5 | 82.14% |
| Siyawa vs Asuka | 20–6 | 76.92% |
| Siyawa vs Bryan | 21–4 | 84.00% |
| Siyawa vs Reina | 16–8 | 66.67% |
| Siyawa vs Lee | 17–4 | 80.95% |
| Siyawa vs Hwoarang | 15–5 | 75.00% |
| Siyawa vs Nina | 13–7 | 65.00% |
| Siyawa vs Victor | 14–6 | 70.00% |
| Siyawa vs Eddy | 15–3 | 83.33% |
| Siyawa vs Lars | 13–4 | 76.47% |
| Siyawa vs Alisa | 12–5 | 70.59% |
| Siyawa vs Jun | 10–6 | 62.50% |
| Siyawa vs Devil Jin | 11–4 | 73.33% |
| Siyawa vs Leo | 12–1 | 92.31% |
| Siyawa vs Xiaoyu | 10–2 | 83.33% |
| Siyawa vs Azucena | 10–2 | 83.33% |
| Siyawa vs Kuma | 11–0 | 100.00% |
| Siyawa vs Lili | 7–3 | 70.00% |
| Siyawa vs Fahkumram | 6–4 | 60.00% |
| Siyawa vs Feng | 6–3 | 66.67% |
| Siyawa vs Anna | 4–5 | 44.44% |
| Siyawa vs Paul | 8–0 | 100.00% |
| Siyawa vs Jack-8 | 6–2 | 75.00% |
| Siyawa vs Claudio | 5–3 | 62.50% |
| Siyawa vs Lidia | 6–1 | 85.71% |
| Siyawa vs Leroy | 4–2 | 66.67% |
| Siyawa vs Zafina | 5–0 | 100.00% |
| Siyawa vs Armor King | 2–0 | 100.00% |
| Siyawa vs Miary Zo | 0–2 | 0.00% |
| Siyawa vs Shaheen | 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.