Here is the full list of all 11 Ethereal Legends achievements.
Complete the Tutorial.
Complete the Ethereal Realm of Water - Shiitake Temple.
Complete the Ethereal Realm of Fire - Vulcan Shrine.
Complete the Ethereal Realm of Ice - Boreal Core.
Complete the Ethereal Realm of Earth - Yggdrasil.
Complete the Ethereal Realm of Air - Empyrean Gardens.
Complete the Ethereal Realm of Space - Celestial Nexus.
Obtained 100,000 Gold.
Defeated 1000 enemies.
Reached Level 60.
Kicked 50 chickens.