I also removed a few frames of animation at the start, making the animation snappier like most other characters'. You can see the new animation in the videos posted here.
There are still a few things in the animation that need to be fine-tuned, but it's pretty much flawless gameplay-wise. Once I figure out how to iron out those visual issues, I'll update the mod again.
Offset is for 4.0.0.
For future reference, the animation edited was
This took me all of 20 minutes to do Nintendo. Please fix the captain. It's literally that easy.