(Reverb) Mark I

(Reverb) Mark I is a B rank weapon in Zenless Zone Zero, titled “[Reverb] Mark I”.

(Reverb) Mark I was released on July 4, 2024. They were introduced alongside Unfettered Game Ball, Street Superstar, Slice of Time, Rainforest Gourmet, Starlight Engine, Steam Oven, Precious Fossilized Core, Original Transmorpher, Weeping Gemini, Electro-Lip Gloss, Bunny Band, Spring Embrace, Demara Battery Mark II, The Vault, Housekeeper, Starlight Engine Replica, Drill Rig - Red Axis, Big Cylinder, Bashful Demon, Kaboom the Cannon, Roaring Ride, Cannon Rotor, Six Shooter, Steel Cushion, The Brimstone, Hellfire Gears, The Restrained, Fusion Compiler, Deep Sea Visitor, Weeping Cradle, (Lunar) Pleniluna, (Lunar) Decrescent, (Lunar) Noviluna, (Reverb) Mark II, (Vortex) Revolver, (Vortex) Arrow, (Vortex) Hatchet, (Magnetic Storm) Alpha, (Magnetic Storm) Bravo, (Identity) Base, (Identity) Inflection, (Reverb) Mark III, (Magnetic Storm) Charlie, suggesting they were part of the same content update. (Reverb) Mark I has been part of Zenless Zone Zero since near its launch.