I'm not saying it is an oddity. I'm just saying that if you use one and not the other, you aren't good with the other because you aren't used to it. I compare to being right handed and trying to throw a ball with your left. You can throw the ball, but not as proficient than you can with your right
Some games even on PC are just a better experience using a controller, particularly metroidvanias IMO. I have a knockoff PS4 controller just for that, so far I've used it on hollow knight, the first ori game (and soon the second), and plateup.
Edit: just remembered I've also used it in KSP for flying planes