FCPX visual FX 50 demoed in 1 9min video

Kudos to the Vimeo user who created this, a great way of wrapping your head around the built-in FX with FCPX (tho they do change over time AND you can (a) tweak them substantially and (b) create your own in Motion and even (c) buy [some are free] FCPX plug-ins for yet more!)


All Final Cut Pro X Effects in under 9 minutes from Yordi Capó on Vimeo.
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FCPX: layering within a body

So long as you have a reasonably plain colour background you can achieve an advanced layering technique. The thought came to mind watching the original video for Sophie/Bronwen/Kristian's change of track, Bullet For My Valentine's Throne, as illustrated in the screenshot below:

Adel used this technique in her 2017 video;

It was easy to find both official Apple and user guides for this with a clear search phrase, something you should bear in mind whenever you see any FX you think you'd like to use. FCPX has its limitations, but it is still a very powerful tool.

I'll do a guide myself if I get time, but if you can ignore the 1D soundtrack, this kid did a decent job at explaining the process: