The Dragons of Tarkir prerelease is almost upon us, and Gavin Verhey at the mothership has you ready to go. There's the usual info and deck-building tips, but there's also info about the promotion that is happening at this particular Prerelease.
Dargons destroy things!
That's it in a nutshell. With successes come prizes, and the ability to progress throughout the prerelease. Doing so earns you new cards as rewards, a pretty cool idea if it's executed well. You can find the full details here.