The Shifters Add-on for Endless Legend - Emperor Edition has 11 achievements.
Win with the Allayi.
Have 100 force-shifted units, across any number of playthroughs.
Fight with an army, reinforcements included, having both Light and Dark forms of each of the Allayi units (Seeker, Skyfin and Monk).
Extract 100 strategic or luxury resources in another empire, across any number of playthroughs.
Collect 10 000 Pearls, across any number of playthroughs.
Lose one army due to the thaw.
Start and win a battle on frozen waters.
Spend 1 000 prayers on Winter votes, across any number of playthroughs.
Collect 1 000 Pearls in one game.
Collect 1 Pearl Cluster with a value of at least 20.
Unlock all Blessings of the Altar of Auriga in one game.