So an example is the cover block. Through functions, I added a custom gradient that feeds into the page dashboard UI just like colors would. But when CoBlocks is activated, it removes the gradient select options.
When CoBlocks is deactivated, you can see the gradient select options
https://www.dropbox.com/s/xvmbut5f6ojv5df/Screen%20Shot%202021-08-26%20at%2010.02.08%20PM.png?dl=0
When CoBlocks is activated, it disappears.
https://www.dropbox.com/s/9l1v9o550nws0ew/Screen%20Shot%202021-08-26%20at%2010.03.55%20PM.png?dl=0