Spoiler XML for Cockatrice

Spoilers are now located on GitHub.

Instructions

Open Cockatrice, click Card Database > Open custom sets folder
Remember the location of the folder that opens.
Right click this link: spoiler.xml and Save As to your custom sets folder.
Default Windows is %localappdata%\Cockatrice\Cockatrice\customsets

OR

In Cockatrice, go to Card Database>Add custom sets/cards and select your downloaded .xml file.