Because the series was released in multiple seasons and sequels, you might also be looking for:
Watch the first meeting between Gray and Juvia in this classic episode: Fairy Tail Episode 25
: During a battle where Mirajane is held hostage, Elfman is forced to confront his past trauma regarding his "Beast Soul" takeover and his sister Lisanna. Because the series was released in multiple seasons
: By the end of the episode, three of the four Element 4 members are defeated, leaving only their strongest, Aria , standing. Other "Episode 25" Variations leaving only their strongest
: The 25th episode (overall Episode 302), titled " Together, Always ," features the emotional "death" of Gajeel and Irene Belser's introduction of the "Universe One" world-reconstruction magic.