| Castorion vs Kazuya | 188–207 | 47.59% |
| Castorion vs Jin | 186–204 | 47.69% |
| Castorion vs Hwoarang | 134–165 | 44.82% |
| Castorion vs Bryan | 156–140 | 52.70% |
| Castorion vs Reina | 138–109 | 55.87% |
| Castorion vs King | 108–138 | 43.90% |
| Castorion vs Law | 126–114 | 52.50% |
| Castorion vs Steve | 106–92 | 53.54% |
| Castorion vs Paul | 86–100 | 46.24% |
| Castorion vs Dragunov | 75–99 | 43.10% |
| Castorion vs Yoshimitsu | 66–100 | 39.76% |
| Castorion vs Lili | 79–79 | 50.00% |
| Castorion vs Heihachi | 66–79 | 45.52% |
| Castorion vs Asuka | 62–82 | 43.06% |
| Castorion vs Lee | 66–67 | 49.62% |
| Castorion vs Devil Jin | 54–77 | 41.22% |
| Castorion vs Jun | 63–67 | 48.46% |
| Castorion vs Lars | 55–74 | 42.64% |
| Castorion vs Eddy | 69–57 | 54.76% |
| Castorion vs Azucena | 52–62 | 45.61% |
| Castorion vs Xiaoyu | 46–54 | 46.00% |
| Castorion vs Nina | 37–63 | 37.00% |
| Castorion vs Alisa | 36–61 | 37.11% |
| Castorion vs Victor | 45–45 | 50.00% |
| Castorion vs Armor King | 42–47 | 47.19% |
| Castorion vs Fahkumram | 41–42 | 49.40% |
| Castorion vs Clive | 36–36 | 50.00% |
| Castorion vs Jack-8 | 37–32 | 53.62% |
| Castorion vs Feng | 25–37 | 40.32% |
| Castorion vs Raven | 26–30 | 46.43% |
| Castorion vs Leo | 16–39 | 29.09% |
| Castorion vs Leroy | 29–21–1 | 58.00% |
| Castorion vs Claudio | 23–23 | 50.00% |
| Castorion vs Kuma | 20–19 | 51.28% |
| Castorion vs Lidia | 17–21 | 44.74% |
| Castorion vs Anna | 20–16 | 55.56% |
| Castorion vs Zafina | 11–21 | 34.38% |
| Castorion vs Shaheen | 12–18 | 40.00% |
| Castorion vs Panda | 10–4 | 71.43% |
| Castorion vs 45 | 1–1 | 50.00% |
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.