Here is the full list of all 32 Echoes Of Aetheria achievements.
Defeat Giovany's Super Mech.
Defeat Alexei.
Collect 10,000 Gold.
Win the Battle of Enkidu Hill with no defeats.
Start the Beladorne Rebellion.
Defeat the Tidereaver Commander.
Defeat Toby Redclaw.
Rescue Princess Soha from the mysterious kidnappers.
Craft an item in the forge.
Execute all top-level magic tricks during Soha's show in Varna.
Defeat Queen Azra.
Win the Battle of Ezrum Fortress without slaying a single flesh and blood Veridian.
End the war with Veridia.
Defeat Kormag.
Clear the game on Normal Difficulty.
Defeat Alexei on Hard Difficulty.
Defeat Giovany's Super Mech on Hard Difficulty.
Defeat Azra on Hard Difficulty.
Defeat Kormag on Hard Difficulty.
Clear the game on Hard Difficulty.
Clear Lucian's arena challenge.
Clear Ingrid's arena challenge.
Clear Soha's arena challenge.
Clear Eskandar's arena challenge.
Clear Kesh's arena challenge.
Claim the Champion's Belt in the group arena challenge.
Defeat the secret final battle of the arena.
Collect 100,000 Gold.
Collect 250,000 Gold.
Find nearly all of the Exploration Nodes.
Craft an item of legendary quality.
Find and open all of the large treasure chests in the game.