Big Moldorm

is a FSA: in.

Characteristics
FSA: appears as the boss of the FSA:, barring the way to the FSA:. While behaving similarly to other NaN Moldorms, its tail changes color when struck to one of the respective colors of the four NaN Links, and only the Link carrying the color of Big Moldorm's tail in his tunic will be able to damage it. As the battle progresses, Big Moldorm will split in two. The four Links must then work together to defeat the two Big Moldorms.