Quest for the Lost Eternia Shards Part 3: Aquanos is downloadable content that was released for the PC on 26 April 2012, 15 May 2012 for the PSN US and XBLA and 23 May 2012 for PSN EU.
It contains a new Aquanos map, Riddle of the Deep challenge, Shipwreck Ruins Monsterfest challenge, Shipwreck Ruins PvP, Sharken enemy, Kraken boss, a Countess Mermaid Costume, 10 Atlantis-themed Weapons and 63 new Accessory-type items.
"Arriving at the great sea, our heroes gaze upon the vast rolling tides. A gigantic sea turtle rises from the ocean. The heroes mount the friendly creature and surge into the murky depths. Suddenly a great light shines from below, the water clears, and before them is the lost city of Aquanos, its walls surrounded by a bubble of air."
- The DLC was available for early public trial the PAX East 2012.
- The DLC will be on sale for a limited time upon its PC release. It will then be priced (not including sales) at $3.99 USD on Steam.
- The DLC's setting is a reference to mythic Greek underwater island of Atlantis.
|Lost Eternia Shards DLC:||Part 1: Mistymire Forest||Part 2: Moraggo Desert Town||Part 3: Aquanos||Part 4: Sky City|
|Additional Heroes:||New Heroes DLC||Barbarian Hero DLC||Series EV Hero DLC|
|Summoner Hero DLC||Jester Hero DLC|
|Costume Packs:||Halloween Costume Pack||Lucky Costume Pack||Penny Arcade Character Pack|
|Holiday DLC:||Halloween Mission Pack||Etherian Holiday Extravaganza||Etherian Festival of Love||President's Day Surprise|
|Content Packs:||Warping Core Challenge Mission Pack||The Great Turkey Hunt!||Assault Mission Pack|
|Karathiki Jungle Mission Pack||City in the Cliffs Mission Pack||Talay Mining Complex Mission Pack|