Caliburne ～Story of the Legendary sword～

Trivia

 * This song is a sequel to Arthur ～once Upon a Time～ and Brionac ～Lugh Lamhfhata～.
 * Brionac ～Lugh Lamhfhata～ appears in Cytus, which is another rhythm game by Rayark.
 * This song is also a prequel to Dáinsleif ～the gold curse～ and Excalibur ～Revived resolution～.
 * Project Grimoire is a collaboration between Team Grimoire and Ice.