| Iron-Skull-Sado vs Jin | 50–74 | 40.32% |
| Iron-Skull-Sado vs Kazuya | 45–79 | 36.29% |
| Iron-Skull-Sado vs King | 39–69 | 36.11% |
| Iron-Skull-Sado vs Law | 44–54 | 44.90% |
| Iron-Skull-Sado vs Bryan | 25–70 | 26.32% |
| Iron-Skull-Sado vs Hwoarang | 37–47 | 44.05% |
| Iron-Skull-Sado vs Reina | 28–53 | 34.57% |
| Iron-Skull-Sado vs Victor | 28–44 | 38.89% |
| Iron-Skull-Sado vs Steve | 29–40 | 42.03% |
| Iron-Skull-Sado vs Yoshimitsu | 33–34 | 49.25% |
| Iron-Skull-Sado vs Jun | 34–33 | 50.75% |
| Iron-Skull-Sado vs Dragunov | 18–41 | 30.51% |
| Iron-Skull-Sado vs Eddy | 16–34 | 32.00% |
| Iron-Skull-Sado vs Lili | 18–30 | 37.50% |
| Iron-Skull-Sado vs Nina | 23–24 | 48.94% |
| Iron-Skull-Sado vs Paul | 15–28 | 34.88% |
| Iron-Skull-Sado vs Heihachi | 10–31 | 24.39% |
| Iron-Skull-Sado vs Jack-8 | 12–18 | 40.00% |
| Iron-Skull-Sado vs Feng | 9–21 | 30.00% |
| Iron-Skull-Sado vs Alisa | 12–18 | 40.00% |
| Iron-Skull-Sado vs Azucena | 18–12 | 60.00% |
| Iron-Skull-Sado vs Leo | 9–17 | 34.62% |
| Iron-Skull-Sado vs Devil Jin | 9–16 | 36.00% |
| Iron-Skull-Sado vs Lars | 10–14 | 41.67% |
| Iron-Skull-Sado vs Xiaoyu | 8–15 | 34.78% |
| Iron-Skull-Sado vs Asuka | 7–15 | 31.82% |
| Iron-Skull-Sado vs Lidia | 7–14 | 33.33% |
| Iron-Skull-Sado vs Lee | 10–10 | 50.00% |
| Iron-Skull-Sado vs Clive | 13–5 | 72.22% |
| Iron-Skull-Sado vs Zafina | 5–12 | 29.41% |
| Iron-Skull-Sado vs Anna | 6–10 | 37.50% |
| Iron-Skull-Sado vs Raven | 9–6 | 60.00% |
| Iron-Skull-Sado vs Shaheen | 4–10 | 28.57% |
| Iron-Skull-Sado vs Kuma | 6–8 | 42.86% |
| Iron-Skull-Sado vs Claudio | 7–5 | 58.33% |
| Iron-Skull-Sado vs Leroy | 5–6 | 45.45% |
| Iron-Skull-Sado vs Panda | 4–0 | 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.