Form a young age, Theseus showed an aptitude for magic especially with healing. With the proper training Theseus joined the clergy and became a disciple of Katora, God of the seas, storm and the tempest. During his time at the church Theseus also became a skilled melee fighter with expertise in using a war hammer.
 
Sensing a disruption along the coasts of Alonia, near Saltmarch, the Triton people worried that it may spark the return of the Sahagin and threaten their way of life. Thesius was nominated by the church to travel to the surface world and aid in the fight against evil.