What is the song playing in Fairy Tail episode 16 when Natsu asks Gray to handle things with Lyon? In Fairy Tail season 1 episode 16, at around 04:50, there's a song playing when Natsu asks Gray to handle things with Lyon.

What is the title of this song?
The track is Takanashi Yasuharu - Natsu's Magic 2 ~Fire Dragon's Piercing~ (original: ナツの魔法２ ～火竜の劍角～), track 17 on Fairy Tail Original Soundtrack Vol.2

EDIT: https://www.youtube.com/watch?v=XWGWlVTL9ms

Extended (looped) version: https://www.youtube.com/watch?v=OxV067vXT1A