| VIPERS|KENNIO vs Kazuya | 252–229 | 52.39% |
| VIPERS|KENNIO vs King | 169–217 | 43.78% |
| VIPERS|KENNIO vs Jin | 176–200 | 46.81% |
| VIPERS|KENNIO vs Bryan | 125–171 | 42.23% |
| VIPERS|KENNIO vs Eddy | 146–132 | 52.52% |
| VIPERS|KENNIO vs Reina | 125–140 | 47.17% |
| VIPERS|KENNIO vs Hwoarang | 131–114 | 53.47% |
| VIPERS|KENNIO vs Steve | 112–131 | 46.09% |
| VIPERS|KENNIO vs Lili | 116–125 | 48.13% |
| VIPERS|KENNIO vs Law | 107–125 | 46.12% |
| VIPERS|KENNIO vs Paul | 102–104 | 49.51% |
| VIPERS|KENNIO vs Nina | 84–104 | 44.68% |
| VIPERS|KENNIO vs Dragunov | 100–79 | 55.87% |
| VIPERS|KENNIO vs Xiaoyu | 67–90 | 42.68% |
| VIPERS|KENNIO vs Azucena | 77–78 | 49.68% |
| VIPERS|KENNIO vs Heihachi | 66–81 | 44.90% |
| VIPERS|KENNIO vs Alisa | 78–67 | 53.79% |
| VIPERS|KENNIO vs Asuka | 73–64 | 53.28% |
| VIPERS|KENNIO vs Jun | 66–65 | 50.38% |
| VIPERS|KENNIO vs Lee | 59–63 | 48.36% |
| VIPERS|KENNIO vs Lidia | 53–61 | 46.49% |
| VIPERS|KENNIO vs Anna | 58–56 | 50.88% |
| VIPERS|KENNIO vs Yoshimitsu | 49–64 | 43.36% |
| VIPERS|KENNIO vs Devil Jin | 61–52 | 53.98% |
| VIPERS|KENNIO vs Feng | 59–52 | 53.15% |
| VIPERS|KENNIO vs Lars | 46–58 | 44.23% |
| VIPERS|KENNIO vs Leroy | 48–51 | 48.48% |
| VIPERS|KENNIO vs Victor | 50–49 | 50.51% |
| VIPERS|KENNIO vs Jack-8 | 37–61 | 37.76% |
| VIPERS|KENNIO vs Clive | 46–48 | 48.94% |
| VIPERS|KENNIO vs Claudio | 48–40 | 54.55% |
| VIPERS|KENNIO vs Leo | 39–27 | 59.09% |
| VIPERS|KENNIO vs Fahkumram | 34–23 | 59.65% |
| VIPERS|KENNIO vs Armor King | 26–28 | 48.15% |
| VIPERS|KENNIO vs Raven | 17–29 | 36.96% |
| VIPERS|KENNIO vs Shaheen | 18–27 | 40.00% |
| VIPERS|KENNIO vs Kuma | 17–28 | 37.78% |
| VIPERS|KENNIO vs Zafina | 18–24 | 42.86% |
| VIPERS|KENNIO vs Miary Zo | 13–27 | 32.50% |
| VIPERS|KENNIO vs Panda | 11–3 | 78.57% |
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.