Here are my MyTheatre skins.
Extract or copy the .xlskn files to your MyTheatre\Skins folder to install.
New skins (Mediablue, Darkglass, etc.)
See preview
Directly download the .xlskn files: MediablueSM, DarkglassSM and DarkglassSM-E(R2)
Download all skins zipped (use this if the links above don't work correctly)
Shiny
See preview
Directly download the .xlskn file: ShinySM
Download the skin zipped (use this if you're having problems)
Other stuff
Browse the files on this server directly here.