Hello again!
That is a very peculiar result. Global Time Dilation takes precedence over Custom Time Dilation, so setting the values has your proposed (0.1 to 10) should result in your actor moving at normal speed, and the world moving slowly, as seen in this short guide:
From your samples, the animations seem to be fighting against the time adjustments. Which brings the following question, are your animation blueprints currently tied to the time dilation changes? Another thread was able to resolve a similar scenario by adjusting their blueprints: