Every hero needs a villain, and the D6 is the main villain of Prelude to Axanar, a 20 minute "documentary" describing the lead in to Axanar.
For anyone who hasn't come across this, look it up.
As a bonus, this download also contains a higher quality Ares mesh (4528 polies instead of the 3788 polies in the original). Note that this is the Ares sod only and the original Ares download will be required:
http://www.msfc.com.au/community/index.php?resources/st-axanar-ares-class.190/
Credit to the Axanar team for their hard work in creating some original Star Trek and designing us some new ships to play with. Meshes by KJC, textures by Jetfreak.