Sea geminate serpents live in oceans and other large bodies of water, their scales colored like turquoise. Their bite has a 30% chance of paralyzing the target unless a save vs. Paralysis is made. This breed of geminate serpent excels in underwater combat, partly due to their ability to breathe underwater.

When hunting, they prefer to blast their prey off ships and boats using their breath weapon. Anything hit by the breath weapon will be knocked back five times the sea geminate serpent’s age category in feet. Sea geminate serpents, being aquatic creatures, do not have lungs, and can therefore only spend 5 rounds above water before needing to submerge, for a minimum of 1 round. Sea geminate serpents often lair in underwater caves in the shallows.