Time to Fight! (戦闘！, Fight!) is a Field Track in Xenoblade Chronicles, composed and arranged by Yoko Shimomura. It is track 5 of disc 3 from the Xenoblade Original Soundtrack. It is also track 3 on the Xenoblade Chronicles Special Soundtrack. This music is heard whenever the party engages an enemy in battle in areas of Bionis as well as in Sword Valley.
The Definitive Edition version of this song is reused in Xenoblade Chronicles 3: Future Redeemed. It plays when fighting normal enemies in Yesterdale. Additionally, Time to Fight! plays when Shulk is used in battle if the "Special BGM" setting is enabled in Xenoblade Chronicles 3.
This song is also one of the tracks in Super Smash Bros. for Wii U and Super Smash Bros. Ultimate, and can be played when playing on Gaur Plain and Cloud Sea of Alrest. Additionally, the Definitive Edition version of this song appears in Tetris 99 as part of the Xenoblade Chronicles: Definitive Edition theme, where it plays from the start of a match until the top 50.