| Killer boss vs King | 146–177 | 45.20% |
| Killer boss vs Kazuya | 145–160 | 47.54% |
| Killer boss vs Reina | 125–168 | 42.66% |
| Killer boss vs Bryan | 120–159 | 43.01% |
| Killer boss vs Jin | 123–123 | 50.00% |
| Killer boss vs Steve | 97–125 | 43.69% |
| Killer boss vs Law | 87–134 | 39.37% |
| Killer boss vs Dragunov | 78–115 | 40.41% |
| Killer boss vs Hwoarang | 84–83 | 50.30% |
| Killer boss vs Azucena | 76–83 | 47.80% |
| Killer boss vs Lili | 68–88 | 43.59% |
| Killer boss vs Lee | 75–76 | 49.67% |
| Killer boss vs Jun | 61–86 | 41.50% |
| Killer boss vs Heihachi | 62–85 | 42.18% |
| Killer boss vs Victor | 69–74 | 48.25% |
| Killer boss vs Paul | 54–88 | 38.03% |
| Killer boss vs Yoshimitsu | 58–77 | 42.96% |
| Killer boss vs Eddy | 42–91 | 31.58% |
| Killer boss vs Xiaoyu | 43–82 | 34.40% |
| Killer boss vs Asuka | 69–49 | 58.47% |
| Killer boss vs Lidia | 48–52 | 48.00% |
| Killer boss vs Lars | 41–57 | 41.84% |
| Killer boss vs Anna | 39–54 | 41.94% |
| Killer boss vs Devil Jin | 38–54 | 41.30% |
| Killer boss vs Jack-8 | 36–53 | 40.45% |
| Killer boss vs Nina | 30–56 | 34.88% |
| Killer boss vs Leo | 36–48 | 42.86% |
| Killer boss vs Alisa | 26–56 | 31.71% |
| Killer boss vs Zafina | 25–41 | 37.88% |
| Killer boss vs Raven | 23–42 | 35.38% |
| Killer boss vs Feng | 22–41 | 34.92% |
| Killer boss vs Leroy | 26–37 | 41.27% |
| Killer boss vs Claudio | 21–32 | 39.62% |
| Killer boss vs Clive | 24–27 | 47.06% |
| Killer boss vs Kuma | 12–32 | 27.27% |
| Killer boss vs Shaheen | 16–25 | 39.02% |
| Killer boss vs Panda | 6–16 | 27.27% |
| Killer boss vs Fahkumram | 3–9 | 25.00% |
| Killer boss vs Armor King | 7–4 | 63.64% |
| Killer boss vs Miary Zo | 2–4 | 33.33% |
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.