Incomparably huge wingless dragons with lifespans exceeding a thousand years, even longer than the histories of certain species.
Occasionally found in the deep sea, such as in the eastern territorial waters of Oceanus and Lukatýsrika.
Seawyrms spend most of their lives in the deep sea, and even tsunamis cannot wake them from their deep sleep. Their breath can pass through water, and seawyrms often use this to hunt.
Flee, little one…