Nera

Nera is a species of extraterrestrial and aerial creature and was the  largest species of nerania and a relative of king ghidorah, nerania has been thought to be the precursor of the ghidorans, the species of ghidorah, bringing the realtivity between both organisms closer together in terms of biological relativity, however with differences. Nera is the only discovered species of nerania by monarch

Biology
Nera has 2 legs altogether with extra arms with the wingtips, these legs are modified fins like those of a mosasaur looking like fins and a webbed tail for swimming through water,unlike ghidorah its wings are built for gliding through water like a manta ray but also able to fly, making it an amphibious creature. it has 1 head

history
Nera's remains were discovered mummified by monarch drones on saturn's moon titan in the ocean on the lookout for ghidorahs species.