The Aspidochelon appears as a Trophy Rare Game enemy in Cerobi Steppe. After the player has begun the Rare Game sidequest, it has a 40% of spawning in the Feddik River area. The rare item Scarletite can be stolen from it.
The Aspidochelon appears as a Rank II Non-Elemental Melee Yahri. It is found as part of a side mission in Gugoza Falls, as the party seek to obtain the sword embedded in its back. The Aspidochelon will not actively seek to attack the party and will instead rely on other enemies to protect it. It has high defense that it can increase further using the Shelter ability.
[view·edit·purge]According to the tradition of the Physiologus and medieval bestiaries, the aspidochelone is a fabled sea creature, variously described as a large whale or vast sea turtle, and a giant sea monster with huge spines on the ridge of its back.