| Shadowkillla vs Miary Zo | 55–62 | 47.01% |
| Shadowkillla vs Armor King | 35–44 | 44.30% |
| Shadowkillla vs Kazuya | 42–35 | 54.55% |
| Shadowkillla vs Jin | 36–33 | 52.17% |
| Shadowkillla vs Steve | 28–40 | 41.18% |
| Shadowkillla vs Law | 38–26 | 59.38% |
| Shadowkillla vs Hwoarang | 19–33 | 36.54% |
| Shadowkillla vs Lili | 25–23 | 52.08% |
| Shadowkillla vs King | 24–23 | 51.06% |
| Shadowkillla vs Fahkumram | 16–31 | 34.04% |
| Shadowkillla vs Lars | 15–29 | 34.09% |
| Shadowkillla vs Asuka | 19–21 | 47.50% |
| Shadowkillla vs Lee | 18–22 | 45.00% |
| Shadowkillla vs Bryan | 21–16 | 56.76% |
| Shadowkillla vs Clive | 18–16 | 52.94% |
| Shadowkillla vs Eddy | 10–22 | 31.25% |
| Shadowkillla vs Nina | 15–13 | 53.57% |
| Shadowkillla vs Lidia | 15–12 | 55.56% |
| Shadowkillla vs Paul | 10–15 | 40.00% |
| Shadowkillla vs Azucena | 16–9 | 64.00% |
| Shadowkillla vs Heihachi | 12–13 | 48.00% |
| Shadowkillla vs Dragunov | 9–15 | 37.50% |
| Shadowkillla vs Reina | 15–9 | 62.50% |
| Shadowkillla vs Anna | 9–15 | 37.50% |
| Shadowkillla vs Jun | 11–12 | 47.83% |
| Shadowkillla vs Yoshimitsu | 9–12 | 42.86% |
| Shadowkillla vs Xiaoyu | 6–12 | 33.33% |
| Shadowkillla vs Feng | 7–9 | 43.75% |
| Shadowkillla vs Raven | 10–6 | 62.50% |
| Shadowkillla vs Zafina | 7–8 | 46.67% |
| Shadowkillla vs Victor | 12–3 | 80.00% |
| Shadowkillla vs Leroy | 5–9 | 35.71% |
| Shadowkillla vs Alisa | 3–10 | 23.08% |
| Shadowkillla vs Jack-8 | 9–3 | 75.00% |
| Shadowkillla vs Devil Jin | 4–8 | 33.33% |
| Shadowkillla vs Claudio | 3–9 | 25.00% |
| Shadowkillla vs Leo | 4–6 | 40.00% |
| Shadowkillla vs Kuma | 1–5 | 16.67% |
| Shadowkillla vs Shaheen | 1–4 | 20.00% |
| Shadowkillla vs Panda | 0–2 | 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.