Amazing Text Effects Bundle for Final Cut Pro X from Pixel Film Studios.

https://fcpxfullaccess.com/products/ultimate-letterbox-pack-final-cut-pro-x

Ultimate Letterbox Pack exclusively for Final Cut Pro.
Save time, effort and processing power with this extensive preset pack.
21 adjustable, cinema-grade letterbox / film matte templates housed inside FCPX as a plugin (not a PNG layer that needs to be dragged in like most letterbox templates - adding a PNG layer above your project affects processing power and slows down your edit).

A Set of 80 Minimalistic & Elegant FCPX and Motion 5 Titles

Wedding LUT Pack - Final Cut Pro / Adobe Premiere Pro

https://fcpxfullaccess.com/products/wedding-lut-pack-final-cut-pro-x-adobe-premiere-pro

The Wedding LUT Pack for Final Cut Pro, Adobe Premiere and all other video editing software!
Grade your wedding videos with ease with our professional LUTs. Built for a range of lighting and colour scenarios there is something for every scene in this versatile pack.
Each LUT comes in STD profile in .Cube format (compatible with all editing software).

Image Shift Pro Transition Pack - Final Cut Pro
https://fcpxfullaccess.com/products/image-shift-pro-transition-pack-final-cut-pro-
Image Shift Pro Transition Pack exclusively for Final Cut Pro!

The FCPX Colorist brings professional color grading tools to Final Cut Pro X users. Now, editors can adjust curves, hue, saturation and color levels like never before without ever having to open another color grading software. With intuitive pop-up windows and custom preset loaders, The FCPX Colorist can help Final Cut Pro X users create endless color grade looks.

The FCPX Toolbox provides Final Cut Pro X users with essential effects and devices that all serious editors can use to finish and polish their projects. From masking tools to stage lights, the FCPX toolbox can quickly and easily create looks that would otherwise not be possible in Final Cut Pro X.