Your character slides after changing to a different position.
- Legacy ID
When you hold ctrl + a/w/s/d to change your position and then hold "w" after changing to a position, you will slide if you hold all of the keys down. And if you let go of the keys in the order of w>a/s/d>ctrl you will keep on sliding without pressing anything.
Here is a video of me reproducing it and explaining how to do it: