| Yiannis vs Armor King | 39–49 | 44.32% |
| Yiannis vs Jin | 32–42 | 43.24% |
| Yiannis vs Hwoarang | 28–36 | 43.75% |
| Yiannis vs Law | 26–31 | 45.61% |
| Yiannis vs King | 22–30 | 42.31% |
| Yiannis vs Steve | 24–24 | 50.00% |
| Yiannis vs Kazuya | 19–26 | 42.22% |
| Yiannis vs Devil Jin | 16–21 | 43.24% |
| Yiannis vs Lili | 12–23 | 34.29% |
| Yiannis vs Heihachi | 24–10 | 70.59% |
| Yiannis vs Clive | 15–14 | 51.72% |
| Yiannis vs Yoshimitsu | 6–22 | 21.43% |
| Yiannis vs Paul | 11–16 | 40.74% |
| Yiannis vs Bryan | 11–16 | 40.74% |
| Yiannis vs Eddy | 11–16 | 40.74% |
| Yiannis vs Fahkumram | 10–16 | 38.46% |
| Yiannis vs Nina | 11–14 | 44.00% |
| Yiannis vs Asuka | 16–8 | 66.67% |
| Yiannis vs Dragunov | 11–13 | 45.83% |
| Yiannis vs Jun | 9–15 | 37.50% |
| Yiannis vs Lee | 4–12 | 25.00% |
| Yiannis vs Victor | 7–9 | 43.75% |
| Yiannis vs Miary Zo | 8–8 | 50.00% |
| Yiannis vs Anna | 5–10 | 33.33% |
| Yiannis vs Reina | 7–7 | 50.00% |
| Yiannis vs Jack-8 | 8–5 | 61.54% |
| Yiannis vs Azucena | 6–7 | 46.15% |
| Yiannis vs Lars | 7–5 | 58.33% |
| Yiannis vs Kuma | 2–8 | 20.00% |
| Yiannis vs Lidia | 6–3 | 66.67% |
| Yiannis vs Claudio | 1–7 | 12.50% |
| Yiannis vs Zafina | 3–5 | 37.50% |
| Yiannis vs Leroy | 4–4 | 50.00% |
| Yiannis vs Raven | 1–7 | 12.50% |
| Yiannis vs Xiaoyu | 4–3 | 57.14% |
| Yiannis vs Feng | 4–3 | 57.14% |
| Yiannis vs Leo | 3–4 | 42.86% |
| Yiannis vs Alisa | 3–2 | 60.00% |
| Yiannis vs Shaheen | 2–2 | 50.00% |
| Yiannis vs Panda | 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.