Boss Battle] Significance of ExistenceAugust 13, 2022August 18, 2022BGM, BGM for Boss Battle, Music MaterialTags: science fiction action uptempo cool combat Near Future As the title "Significance of Existence" indicates, it is a high-speed battle between two rivals clashing to prove the value of their existence ...such is the image of this song. Download this song Previous Boss Battle] She Was ThereNext Boss Battle] Disaster