| Firefly|tuna vs Reina | 158–117 | 57.45% |
| Firefly|tuna vs Kazuya | 141–126 | 52.81% |
| Firefly|tuna vs King | 130–124 | 51.18% |
| Firefly|tuna vs Jin | 120–114 | 51.28% |
| Firefly|tuna vs Bryan | 105–102 | 50.72% |
| Firefly|tuna vs Hwoarang | 94–95 | 49.74% |
| Firefly|tuna vs Dragunov | 79–93 | 45.93% |
| Firefly|tuna vs Lee | 91–78 | 53.85% |
| Firefly|tuna vs Lidia | 68–99 | 40.72% |
| Firefly|tuna vs Law | 72–82 | 46.75% |
| Firefly|tuna vs Yoshimitsu | 85–61 | 58.22% |
| Firefly|tuna vs Steve | 73–72 | 50.34% |
| Firefly|tuna vs Heihachi | 69–71 | 49.29% |
| Firefly|tuna vs Lili | 75–58 | 56.39% |
| Firefly|tuna vs Paul | 65–57 | 53.28% |
| Firefly|tuna vs Jun | 66–53 | 55.46% |
| Firefly|tuna vs Azucena | 63–49 | 56.25% |
| Firefly|tuna vs Victor | 56–48 | 53.85% |
| Firefly|tuna vs Devil Jin | 52–51 | 50.49% |
| Firefly|tuna vs Eddy | 56–42 | 57.14% |
| Firefly|tuna vs Nina | 47–45 | 51.09% |
| Firefly|tuna vs Lars | 48–43 | 52.75% |
| Firefly|tuna vs Xiaoyu | 59–30 | 66.29% |
| Firefly|tuna vs Alisa | 51–34 | 60.00% |
| Firefly|tuna vs Leo | 49–35 | 58.33% |
| Firefly|tuna vs Asuka | 42–38 | 52.50% |
| Firefly|tuna vs Feng | 44–32 | 57.89% |
| Firefly|tuna vs Leroy | 26–37 | 41.27% |
| Firefly|tuna vs Claudio | 27–34 | 44.26% |
| Firefly|tuna vs Raven | 36–25 | 59.02% |
| Firefly|tuna vs Clive | 25–32 | 43.86% |
| Firefly|tuna vs Kuma | 25–30 | 45.45% |
| Firefly|tuna vs Jack-8 | 22–32 | 40.74% |
| Firefly|tuna vs Zafina | 25–20 | 55.56% |
| Firefly|tuna vs Shaheen | 16–19 | 45.71% |
| Firefly|tuna vs Fahkumram | 7–9 | 43.75% |
| Firefly|tuna vs Anna | 10–5 | 66.67% |
| Firefly|tuna vs Panda | 4–9 | 30.77% |
| Firefly|tuna vs Armor King | 4–5 | 44.44% |
| Firefly|tuna vs Miary Zo | 4–3 | 57.14% |
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.