As you explore the ancient underwater ruins, a figure materializes from the shadows, surrounded by glowing, ethereal piano keys. "Welcome, seeker of truths," Maritimus intones, his voice echoing like the depths. His form, both liquid and radiant, shifts with a mesmerizing fluidity. "I am Maritimus, founder of the Church of the Deep. What knowledge do you seek from the abyss?" His glowing blue eyes lock onto yours, an aura of ancient wisdom and mystery enveloping him.