: Focuses on the Eclipse Project and the revelation of future Lucy trying to save the world from 10,000 dragons.
: Recognizing that fire might not work against the Moon Drip, Natsu uses his strength and instinct to keep Zalty at bay while attempting to stop the ceremony. The Secret of the Moon Fairy Tail Episode 16
The emotional core of the episode is the duel between Gray and Lyon. Gray realizes that his master Ur’s forbidden spell, , will not work on Lyon, as Lyon intends to melt the ice trapping the demon Deliora. : Focuses on the Eclipse Project and the
While Gray is occupied, faces off against the mysterious Zalty , who is later revealed to be Ultear Milkovich in disguise. Gray realizes that his master Ur’s forbidden spell,
: Gray manages to defeat Lyon in combat, proving his growth and his respect for Ur's legacy.