| Sir Kumcise vs Steve | 44–33 | 57.14% |
| Sir Kumcise vs Armor King | 39–32 | 54.93% |
| Sir Kumcise vs Jin | 37–32 | 53.62% |
| Sir Kumcise vs Kazuya | 29–37 | 43.94% |
| Sir Kumcise vs King | 23–32 | 41.82% |
| Sir Kumcise vs Miary Zo | 21–28 | 42.86% |
| Sir Kumcise vs Law | 24–17 | 58.54% |
| Sir Kumcise vs Azucena | 21–20 | 51.22% |
| Sir Kumcise vs Hwoarang | 20–19 | 51.28% |
| Sir Kumcise vs Lili | 16–22 | 42.11% |
| Sir Kumcise vs Bryan | 15–19 | 44.12% |
| Sir Kumcise vs Reina | 20–13 | 60.61% |
| Sir Kumcise vs Eddy | 12–20–1 | 37.50% |
| Sir Kumcise vs Yoshimitsu | 18–12 | 60.00% |
| Sir Kumcise vs Lee | 12–17 | 41.38% |
| Sir Kumcise vs Fahkumram | 9–19 | 32.14% |
| Sir Kumcise vs Dragunov | 11–16 | 40.74% |
| Sir Kumcise vs Jun | 13–14 | 48.15% |
| Sir Kumcise vs Victor | 13–13 | 50.00% |
| Sir Kumcise vs Jack-8 | 4–21 | 16.00% |
| Sir Kumcise vs Heihachi | 15–10 | 60.00% |
| Sir Kumcise vs Paul | 11–11 | 50.00% |
| Sir Kumcise vs Asuka | 15–7 | 68.18% |
| Sir Kumcise vs Lars | 8–13 | 38.10% |
| Sir Kumcise vs Feng | 9–6 | 60.00% |
| Sir Kumcise vs Alisa | 9–6 | 60.00% |
| Sir Kumcise vs Devil Jin | 8–6 | 57.14% |
| Sir Kumcise vs Clive | 5–9 | 35.71% |
| Sir Kumcise vs Xiaoyu | 4–9 | 30.77% |
| Sir Kumcise vs Leo | 4–9 | 30.77% |
| Sir Kumcise vs Lidia | 5–7 | 41.67% |
| Sir Kumcise vs Claudio | 6–5 | 54.55% |
| Sir Kumcise vs Shaheen | 8–3 | 72.73% |
| Sir Kumcise vs Leroy | 6–4 | 60.00% |
| Sir Kumcise vs Nina | 4–5 | 44.44% |
| Sir Kumcise vs Anna | 5–4 | 55.56% |
| Sir Kumcise vs Raven | 6–2 | 75.00% |
| Sir Kumcise vs Kuma | 4–2 | 66.67% |
| Sir Kumcise vs Zafina | 2–2 | 50.00% |
| Sir Kumcise vs Panda | 0–1 | 0.00% |
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.