| Martzeddu vs Jin | 14–17 | 45.16% |
| Martzeddu vs Law | 16–13 | 55.17% |
| Martzeddu vs King | 11–14 | 44.00% |
| Martzeddu vs Bryan | 11–8 | 57.89% |
| Martzeddu vs Steve | 9–7 | 56.25% |
| Martzeddu vs Armor King | 11–5 | 68.75% |
| Martzeddu vs Kazuya | 3–9 | 25.00% |
| Martzeddu vs Hwoarang | 6–5 | 54.55% |
| Martzeddu vs Jun | 5–5 | 50.00% |
| Martzeddu vs Miary Zo | 5–5 | 50.00% |
| Martzeddu vs Reina | 9–0 | 100.00% |
| Martzeddu vs Raven | 3–6 | 33.33% |
| Martzeddu vs Eddy | 1–7 | 12.50% |
| Martzeddu vs Heihachi | 4–4 | 50.00% |
| Martzeddu vs Lili | 0–7 | 0.00% |
| Martzeddu vs Paul | 0–6 | 0.00% |
| Martzeddu vs Azucena | 3–3 | 50.00% |
| Martzeddu vs Lidia | 4–2 | 66.67% |
| Martzeddu vs Yoshimitsu | 3–2 | 60.00% |
| Martzeddu vs Xiaoyu | 2–3 | 40.00% |
| Martzeddu vs Asuka | 4–1 | 80.00% |
| Martzeddu vs Devil Jin | 3–2 | 60.00% |
| Martzeddu vs Kuma | 3–2 | 60.00% |
| Martzeddu vs Zafina | 3–2 | 60.00% |
| Martzeddu vs Victor | 4–1 | 80.00% |
| Martzeddu vs Alisa | 2–2 | 50.00% |
| Martzeddu vs Lee | 2–2 | 50.00% |
| Martzeddu vs Nina | 1–2 | 33.33% |
| Martzeddu vs Panda | 2–1 | 66.67% |
| Martzeddu vs Jack-8 | 0–2 | 0.00% |
| Martzeddu vs Feng | 2–0 | 100.00% |
| Martzeddu vs Dragunov | 2–0 | 100.00% |
| Martzeddu vs Fahkumram | 0–2 | 0.00% |
| Martzeddu vs Leo | 0–1 | 0.00% |
| Martzeddu vs Lars | 1–0 | 100.00% |
| Martzeddu vs Claudio | 1–0 | 100.00% |
| Martzeddu vs Clive | 0–1 | 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.