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 the Bionis areas of the game: Colony 9, Tephra Cave, Bionis' Leg, Colony 6, Ether Mine, Satorl Marsh, Bionis' Interior, Makna Forest, Eryth Sea, Alcamoth, High Entia Tomb, Prison Island, Valak Mountain, and Sword Valley.

This song is also one of the tracks appearing in Super Smash Bros. for Nintendo 3DS / Wii U (specifically the Wii U version).