Branch & Blade Song is a Drive Disc set in Zenless Zone Zero. Its 2-piece and 4-piece bonuses are below.
2-piece bonus
CRIT DMG +16%
4-piece bonus
When Anomaly Mastery exceeds or equals 115 points, the equipper's CRIT DMG increases by 30%. When any squad member applies Freeze or triggers the Shatter effect on an enemy, the equipper's CRIT Rate increases by 12%, lasting 15s.
Story
Inspired by the legendary "Tale of Blade & Branch," this song depicts a young man with amazing swordsmanship as he travels the world, doing good deeds and fighting evil. Some say it's a biography of a prodigious swordsman of the Hoshimi family.