The Dark Below (Expansion)

The Dark Below is the first of two confirmed downloadable content (DLC) expansion packs for Destiny. The DLC is scheduled for release in December 2014 for $19.99, and will contain timed exclusive content for PlayStation that will remain exclusive until at least Fall 2015.

Official Summary
"Set deep beneath the surface of the Moon, fans will discover an ancient tomb that has been unsealed, and a dark god who has risen an evil army in the depths of the Hellmouth, the home of the Hive enemy race."

Trivia

 * The trademark for the expansion was filed in 2013. Activision had Blizzard Entertainment file the trademark, which led to some confusion as to whether the expansion was related to World of Warcraft.