| Shinigami_Saiko vs Armor King | 28–45 | 38.36% |
| Shinigami_Saiko vs Jin | 33–27 | 55.00% |
| Shinigami_Saiko vs Kazuya | 28–22 | 56.00% |
| Shinigami_Saiko vs King | 20–23 | 46.51% |
| Shinigami_Saiko vs Bryan | 19–22 | 46.34% |
| Shinigami_Saiko vs Fahkumram | 21–19 | 52.50% |
| Shinigami_Saiko vs Hwoarang | 15–18 | 45.45% |
| Shinigami_Saiko vs Steve | 13–19 | 40.62% |
| Shinigami_Saiko vs Law | 19–12 | 61.29% |
| Shinigami_Saiko vs Paul | 15–15 | 50.00% |
| Shinigami_Saiko vs Lars | 16–13 | 55.17% |
| Shinigami_Saiko vs Lee | 10–19 | 34.48% |
| Shinigami_Saiko vs Heihachi | 18–11 | 62.07% |
| Shinigami_Saiko vs Dragunov | 7–18 | 28.00% |
| Shinigami_Saiko vs Xiaoyu | 9–13 | 40.91% |
| Shinigami_Saiko vs Nina | 10–11 | 47.62% |
| Shinigami_Saiko vs Raven | 12–8 | 60.00% |
| Shinigami_Saiko vs Clive | 8–11 | 42.11% |
| Shinigami_Saiko vs Feng | 8–10 | 44.44% |
| Shinigami_Saiko vs Jun | 8–10 | 44.44% |
| Shinigami_Saiko vs Reina | 5–13 | 27.78% |
| Shinigami_Saiko vs Eddy | 7–10 | 41.18% |
| Shinigami_Saiko vs Anna | 8–8 | 50.00% |
| Shinigami_Saiko vs Asuka | 4–11 | 26.67% |
| Shinigami_Saiko vs Lili | 8–6 | 57.14% |
| Shinigami_Saiko vs Lidia | 7–7 | 50.00% |
| Shinigami_Saiko vs Yoshimitsu | 7–6 | 53.85% |
| Shinigami_Saiko vs Zafina | 10–3 | 76.92% |
| Shinigami_Saiko vs Azucena | 4–9 | 30.77% |
| Shinigami_Saiko vs Leroy | 7–5 | 58.33% |
| Shinigami_Saiko vs Alisa | 4–7 | 36.36% |
| Shinigami_Saiko vs Victor | 6–5 | 54.55% |
| Shinigami_Saiko vs Kuma | 6–2 | 75.00% |
| Shinigami_Saiko vs Devil Jin | 3–2 | 60.00% |
| Shinigami_Saiko vs Claudio | 1–3 | 25.00% |
| Shinigami_Saiko vs Jack-8 | 0–3 | 0.00% |
| Shinigami_Saiko vs Leo | 3–0 | 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.