What is the shortcut to do this?

[whole thorn]

What is the shortcut to do this?

https://www.youtube.com/watch?v=FQvAoOGn-ss&list=PLYnPPeVBNW0fGjfnnjVKBVvlt9isvWm75&index=9µ

3:10

[ashen forge]

That's the "Create Clipping Mask" shortcut. Put your cursor over the line between the Layers and hold the ALT key. Click to the Create the Clipping Mask.

Alternatively, you can just right-click on the layer and choose "Create Clipping Mask"

[whole thorn]

TYYYY