The Gigas Gator is an enemy in Final Fantasy IV -Interlude-.
It relies on physical attacks to fight, and has a weakness to the Ice element. It should be noted that it can also drop Silver Apples.
Gigas is a popular term for races of giants in fantasy games. Gigas is a Greek word meaning "giant," originally used to describe the race of Gigantes in Greek mythology and is used in the scientific name, as the specific epithet, of hundreds of species of animals and dozens of plant species to denote their size.