You hail from Myth Nantar. A sunken city in the Sea of Fallen Stars. You can learn more about Myth Nantar here.
Characters raised in the Myth Nantarian culture share a variety of traits in common with one another.
Myth Nantarian Elementalism. You can combine elemental air and water for profound effect both on land and at sea. You can use this trait to cast fog cloud. Starting at 3rd level, you can use this trait to cast gust of wind. Starting at 5th level, you can use this trait to cast wall of water. You can only cast each spell with this feature once between long rests. The spellcasting ability for these spells is your choice of Intelligence, Wisdom, or Charisma.
Myth Nantarian Education. You are proficient with one skill from Animal Handling, Arcana, Engineering, Medicine, Nature, and Religion. You are also proficient with any one tool of your choice.
Aquatic Transit. You are proficient with water vehicles. Languages. You can speak, read, write, and sign Common and Aquan.