I'm going to say that this idea is actually an amalgamation of a lot of others )(Examples ), but ever since Inventor added the the little button for selecting the axis into the pattern tool, I'm wanting that button EVERYWHERE.
This was a great idea:

Here's some other locations where it could go; and I'm sure there's many more.
In the 'Move Body - Along Ray' command:

In the 'Revolution' command: (two-options and in dark-mode)
