| Sewer Surfer vs Law | 10–11 | 47.62% |
| Sewer Surfer vs King | 5–14 | 26.32% |
| Sewer Surfer vs Lidia | 5–14 | 26.32% |
| Sewer Surfer vs Reina | 5–13 | 27.78% |
| Sewer Surfer vs Kazuya | 6–11 | 35.29% |
| Sewer Surfer vs Dragunov | 6–11 | 35.29% |
| Sewer Surfer vs Steve | 7–7 | 50.00% |
| Sewer Surfer vs Jun | 3–9 | 25.00% |
| Sewer Surfer vs Heihachi | 3–9 | 25.00% |
| Sewer Surfer vs Asuka | 3–7 | 30.00% |
| Sewer Surfer vs Nina | 2–8 | 20.00% |
| Sewer Surfer vs Lee | 5–3 | 62.50% |
| Sewer Surfer vs Victor | 1–7 | 12.50% |
| Sewer Surfer vs Hwoarang | 3–4 | 42.86% |
| Sewer Surfer vs Jin | 3–4 | 42.86% |
| Sewer Surfer vs Feng | 4–2 | 66.67% |
| Sewer Surfer vs Lili | 4–2 | 66.67% |
| Sewer Surfer vs Shaheen | 2–4 | 33.33% |
| Sewer Surfer vs Xiaoyu | 3–2 | 60.00% |
| Sewer Surfer vs Bryan | 0–5 | 0.00% |
| Sewer Surfer vs Claudio | 3–2 | 60.00% |
| Sewer Surfer vs Kuma | 1–4 | 20.00% |
| Sewer Surfer vs Jack-8 | 0–4 | 0.00% |
| Sewer Surfer vs Lars | 0–4 | 0.00% |
| Sewer Surfer vs Leroy | 0–4 | 0.00% |
| Sewer Surfer vs Yoshimitsu | 0–3 | 0.00% |
| Sewer Surfer vs Devil Jin | 0–3 | 0.00% |
| Sewer Surfer vs Leo | 0–3 | 0.00% |
| Sewer Surfer vs Eddy | 1–2 | 33.33% |
| Sewer Surfer vs Paul | 0–2 | 0.00% |
| Sewer Surfer vs Alisa | 0–2 | 0.00% |
| Sewer Surfer vs Zafina | 0–2 | 0.00% |
| Sewer Surfer vs Raven | 0–2 | 0.00% |
| Sewer Surfer vs Azucena | 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.