|Shadow Hearts: Covenant|
|Location||Idar Flamme, in eggs|
Born from an Idar Flamme egg, its role within the castle resembles that of intestinal bacteria, breaking down invaders and turning them into nutrients.
Giga is a Greek prefix meaning "Giant".
Filaria is a subclass of parasitic roundworms. They live inside the various body systems causing damage, as they carry out their life-cycle.