Topo

Topo is a friend of Aqualad's from the Conservatory of Sorcery.

History
Topo is shown to be a student of the Conservatory and displays a legend of how Garth and Kaldur saved Aquaman and Kaldur became his student. He has a nervous personality, but is skilled at using Atlantean sorcery in his art when he cast a spell to tell the story to Aqualad about the epic fight against Aquaman and Ocean Master.

Comics background

 * Topo is a pre-existing DC Comics supporting Character of Aquaman since the 1950's.