Fairy Tail Series 2 Episode 61: Tartaros Chapter, Prologue: The White Legacy
Episode 61 of 102 of Fairy Tail Series 2, aired June 5, 2015, 25 minutes. Available with English subtitles and dub where released.
Episode summary
Natsu foiled the initial attempt on Michello's life, but now he has to battle Jackal, one of the Nine Demon Gates, to keep the former Magic Council member safe. It's a hard fight, especially since Jackal has the power to make anything he touches (or that touches him) explode.