| SpartanJK vs Heihachi | 18–8 | 69.23% |
| SpartanJK vs Steve | 14–6 | 70.00% |
| SpartanJK vs Dragunov | 8–12 | 40.00% |
| SpartanJK vs Kazuya | 11–8 | 57.89% |
| SpartanJK vs Law | 11–7 | 61.11% |
| SpartanJK vs King | 11–6 | 64.71% |
| SpartanJK vs Reina | 10–7 | 58.82% |
| SpartanJK vs Eddy | 13–4 | 76.47% |
| SpartanJK vs Victor | 10–4 | 71.43% |
| SpartanJK vs Lidia | 8–6 | 57.14% |
| SpartanJK vs Leo | 7–6 | 53.85% |
| SpartanJK vs Leroy | 11–2 | 84.62% |
| SpartanJK vs Feng | 7–4 | 63.64% |
| SpartanJK vs Nina | 7–4 | 63.64% |
| SpartanJK vs Yoshimitsu | 6–3 | 66.67% |
| SpartanJK vs Lee | 7–2 | 77.78% |
| SpartanJK vs Xiaoyu | 5–2 | 71.43% |
| SpartanJK vs Jin | 6–1 | 85.71% |
| SpartanJK vs Bryan | 6–1 | 85.71% |
| SpartanJK vs Devil Jin | 4–3 | 57.14% |
| SpartanJK vs Azucena | 5–2 | 71.43% |
| SpartanJK vs Hwoarang | 4–2 | 66.67% |
| SpartanJK vs Lili | 3–3 | 50.00% |
| SpartanJK vs Lars | 3–3 | 50.00% |
| SpartanJK vs Kuma | 3–3 | 50.00% |
| SpartanJK vs Jun | 4–2 | 66.67% |
| SpartanJK vs Alisa | 4–1 | 80.00% |
| SpartanJK vs Claudio | 4–1 | 80.00% |
| SpartanJK vs Anna | 2–3 | 40.00% |
| SpartanJK vs Jack-8 | 2–2 | 50.00% |
| SpartanJK vs Paul | 2–0 | 100.00% |
| SpartanJK vs Asuka | 2–0 | 100.00% |
| SpartanJK vs Shaheen | 2–0 | 100.00% |
| SpartanJK vs Panda | 2–0 | 100.00% |
| SpartanJK vs Zafina | 1–1 | 50.00% |
| SpartanJK vs Raven | 0–2 | 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.