In this episode, the battle between Natsu and the Eclipse version of Leo (Loke) reaches its climax:

: Using his new power, Natsu defeats Leo with the secret art Exploding Flame Blade of Darkness , successfully sealing Leo and forcing his gate closed.

In , which corresponds to the second season, Episode 39 is actually Episode 214 of the overall series. This episode, titled "Natsu vs. Leo" (or "Natsu contro Leo"), is a major turning point in the Eclipse Celestial Spirits filler arc. Episode 214 Summary: "Natsu vs. Leo"

: Episode 215, titled "Ophiuchus, the Serpent Bearer" , focuses on the appearance of the 13th Zodiac sign.

: Natsu struggles against Leo 's Dark Regulus magic, which allows Leo to absorb and manipulate darkness and flames. However, Natsu manages to consume Leo's dark flames, allowing him to enter Black Fire Dragon Mode .

: Despite several Celestial Spirits being defeated, the Liberum ritual to gain their "freedom" (at the cost of their lives) is still active.