Proto Punk is a Drive Disc set in Zenless Zone Zero. Its 2-piece and 4-piece bonuses are below.
2-piece bonus
Increases Shield effect by 15%.
4-piece bonus
When any squad member triggers a Defensive Assist or Evasive Assist, all squad members deal 15% increased DMG, lasting 10s. Passive effects of the same name do not stack.
Story
Carefully selected as a recommended Drive Disc series by the Hollow Investigative Association. It offers a significant Ether increase, but also requires more effort to control.