The Dark Below was released on December 9, 2014. The expansion added new content centering on the Hive race and their deity Crota, Son of Oryx. In addition to a new raid, "Crota's End", maximum attack damage was increased to 331 and the Light level increased to 32. House of Wolves was released on May 19, 2015; the expansion added new content centering on the Fallen race as players attempt to thwart a campaign by Skolas, Kell of Kells, to unite the Fallen race under his rule. Maximum attack damage was increased to 365 and the Light level increased to 34. A new social space was added (Vestian Outpost), as well as two multiplayer modes: the Prison of Elders (a PvE arena) and Trials of Osiris (PvP game type).
The Taken King was released on September 15, 2015, marking the end of "Year One" of Destiny. The expansion focuses on Oryx, The Taken King and father of Crota, as he leads a new race of enemy, the Taken, to avenge his son's death. A new raid, "King's Fall", was added, new sub-classes were added, as well as many changes to the core gameplay of Destiny, including maximum Light level of 320. The Taken King's April 12, 2016 update, referred to as the "April Update", increased the maximum Light level to 335. The update also added new challenges and increased difficulty for the Prison of Elders PvE arena, among other activities. A new quest storyline was also added where players must defeat Malok, a Taken prince attempting a rise to power in the aftermath of Oryx's defeat.
Rise of Iron was released on September 20, 2016, for PlayStation 4 and Xbox One only, and marked the end of "Year Two". It focuses on the Fallen race as they have breached the Wall that surrounds the Cosmodrome and have acquired the SIVA virus, a Golden Age nanotechnology characterized by self-replication and self-assembly. Lord Saladin guides players as they set out to become the new generation of the Iron Lords and wipe out SIVA. New additions include a new PvP game mode, a significant light level increase (385 at launch, 400 with hard raid), a new Patrol zone on Earth (The Plaguelands), a new social space (Iron Temple), and a new raid, "Wrath of the Machine". The final update to Destiny released on March 28, 2017. Titled "Age of Triumph", it added a new 13-page record book, tracking players' progress since the original release of Destiny, and all raids prior to Rise of Iron were increased to Light level 390 with updated rewards that can drop at 400 Light.