The Holy Grail War
Fate has given an unique chance to 7 Mages… ¿What would you wish? ¿What are you ready to do for it?
In a world filled with darkness and secrets, the Awakened fight their path to Ascension.
This campaing is using the Mage: The Awakening system, but also incorporates lots of homebrew stuff…
The most important difference with the standard Mage: The Awakening setting is perhaps Character Creation, so is very important to check this out before playing.
Also look for Background and Setting to get in context.
After that, take a look at the wiki. There is some more helpful info there.
Anyway, here is the Disclaimer