| mastrogeppetto vs Jin | 77–55 | 58.33% |
| mastrogeppetto vs Kazuya | 48–66 | 42.11% |
| mastrogeppetto vs King | 60–41 | 59.41% |
| mastrogeppetto vs Steve | 41–46 | 47.13% |
| mastrogeppetto vs Bryan | 35–48 | 42.17% |
| mastrogeppetto vs Law | 51–25 | 67.11% |
| mastrogeppetto vs Reina | 36–36 | 50.00% |
| mastrogeppetto vs Lili | 26–35 | 42.62% |
| mastrogeppetto vs Hwoarang | 20–40 | 33.33% |
| mastrogeppetto vs Armor King | 24–34 | 41.38% |
| mastrogeppetto vs Dragunov | 17–29 | 36.96% |
| mastrogeppetto vs Paul | 15–29 | 34.09% |
| mastrogeppetto vs Heihachi | 15–29 | 34.09% |
| mastrogeppetto vs Yoshimitsu | 18–25 | 41.86% |
| mastrogeppetto vs Clive | 18–18 | 50.00% |
| mastrogeppetto vs Azucena | 14–20 | 41.18% |
| mastrogeppetto vs Feng | 13–20 | 39.39% |
| mastrogeppetto vs Miary Zo | 9–23 | 28.12% |
| mastrogeppetto vs Asuka | 16–14 | 53.33% |
| mastrogeppetto vs Devil Jin | 15–14 | 51.72% |
| mastrogeppetto vs Eddy | 11–18 | 37.93% |
| mastrogeppetto vs Fahkumram | 11–18 | 37.93% |
| mastrogeppetto vs Lars | 19–9 | 67.86% |
| mastrogeppetto vs Nina | 8–15 | 34.78% |
| mastrogeppetto vs Alisa | 10–12 | 45.45% |
| mastrogeppetto vs Victor | 8–14 | 36.36% |
| mastrogeppetto vs Anna | 10–12 | 45.45% |
| mastrogeppetto vs Xiaoyu | 11–7 | 61.11% |
| mastrogeppetto vs Jun | 8–9 | 47.06% |
| mastrogeppetto vs Lidia | 2–13 | 13.33% |
| mastrogeppetto vs Claudio | 6–8 | 42.86% |
| mastrogeppetto vs Lee | 6–7 | 46.15% |
| mastrogeppetto vs Jack-8 | 6–6 | 50.00% |
| mastrogeppetto vs Zafina | 3–9 | 25.00% |
| mastrogeppetto vs Leo | 3–8 | 27.27% |
| mastrogeppetto vs Raven | 1–9 | 10.00% |
| mastrogeppetto vs Kuma | 4–3 | 57.14% |
| mastrogeppetto vs Leroy | 4–3 | 57.14% |
| mastrogeppetto vs Shaheen | 4–1 | 80.00% |
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.