The origin of the name comes from the genus hydra an animal with radial symmetry
and the ability to regenerate limbs similar to the greek monster that you're referring to. It regenerates cells at a remarkable pace to maintain survival like how it never dies from father time just like the Genus Hydra not the Marvel terrorist organization. That name came from Lernaen Hydra.
The scientific name for hydra is Hydra vulgaris.
The Roman Name for The Hydra is just Hydra.
hydra
gorgon is another name for hydra
Lernaean Hydra.
Hercules killed the hydra, not odysseus
Hydra is a scientific name. Hydra is a genus of fresh water animals and belongs to the phylum cnidaria and the class hydrozoa. Hydra was also a serpent like water animal in Greek mythology.
Cnidarians
hydra
You have to buy the Hoard of Hydra pack but getting the actual hydra is EXTREMLY rare. I used almost 50,000 crowns before i finally got one. Good luck!
slerpent
hydra