| Wao.Sin vs Reina | 68–4 | 94.44% |
| Wao.Sin vs King | 58–8 | 87.88% |
| Wao.Sin vs Kazuya | 48–7 | 87.27% |
| Wao.Sin vs Steve | 43–6 | 87.76% |
| Wao.Sin vs Dragunov | 44–5 | 89.80% |
| Wao.Sin vs Lili | 40–4 | 90.91% |
| Wao.Sin vs Paul | 37–6 | 86.05% |
| Wao.Sin vs Jin | 37–5 | 88.10% |
| Wao.Sin vs Bryan | 35–7 | 83.33% |
| Wao.Sin vs Hwoarang | 29–8 | 78.38% |
| Wao.Sin vs Jun | 34–3 | 91.89% |
| Wao.Sin vs Victor | 23–8 | 74.19% |
| Wao.Sin vs Yoshimitsu | 27–3 | 90.00% |
| Wao.Sin vs Eddy | 26–0 | 100.00% |
| Wao.Sin vs Asuka | 25–0 | 100.00% |
| Wao.Sin vs Law | 16–7 | 69.57% |
| Wao.Sin vs Jack-8 | 16–7 | 69.57% |
| Wao.Sin vs Lidia | 19–4 | 82.61% |
| Wao.Sin vs Feng | 14–4 | 77.78% |
| Wao.Sin vs Leo | 14–4 | 77.78% |
| Wao.Sin vs Heihachi | 15–3 | 83.33% |
| Wao.Sin vs Xiaoyu | 14–3 | 82.35% |
| Wao.Sin vs Devil Jin | 16–0 | 100.00% |
| Wao.Sin vs Nina | 13–3 | 81.25% |
| Wao.Sin vs Clive | 13–3 | 81.25% |
| Wao.Sin vs Azucena | 14–0 | 100.00% |
| Wao.Sin vs Armor King | 13–0 | 100.00% |
| Wao.Sin vs Alisa | 9–3 | 75.00% |
| Wao.Sin vs Claudio | 12–0 | 100.00% |
| Wao.Sin vs Zafina | 9–3 | 75.00% |
| Wao.Sin vs Miary Zo | 12–0 | 100.00% |
| Wao.Sin vs Shaheen | 6–4 | 60.00% |
| Wao.Sin vs Lars | 7–2 | 77.78% |
| Wao.Sin vs Lee | 9–0 | 100.00% |
| Wao.Sin vs Kuma | 8–0 | 100.00% |
| Wao.Sin vs Leroy | 7–1 | 87.50% |
| Wao.Sin vs Fahkumram | 4–0 | 100.00% |
| Wao.Sin vs Panda | 3–0 | 100.00% |
| Wao.Sin vs Raven | 2–0 | 100.00% |
| Wao.Sin vs Anna | 2–0 | 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.