: Using his new power, Natsu defeats Leo with the secret art Exploding Flame Blade of Darkness , successfully sealing Leo and forcing his gate closed.
: Episode 215, titled "Ophiuchus, the Serpent Bearer" , focuses on the appearance of the 13th Zodiac sign. Stai guardando FairyTailS2 Ep 39 SUB ITA
: 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 . : Using his new power, Natsu defeats Leo