Does anybody else have a lucky champion?

For me it's Sejuani. I am not good at playing Sejuani. Whenever I do play her, my scores are usually the worst on my team. But those times I play her I tend to get pretty good teammates, so my winrate with her is a lot higher than it should be, given my skill. Like, my last games with her look like this: https://prnt.sc/fibrhz

Does anyone else have a champion like this?