Aether Coins are the currency used in the Aether II mod. They are obtained by killing Aether mobs or through a piggy bank on multiplayer. Aether coins currently have no use however will be used in the future for trading with NPCS such as Edison. Aether coins are displayed at the top center of your screen and are also displayed under each players on the left side GUI of you are in a party. As of right now, however, they are removed due to there being no real purpose.