GRIN is a Berlin-based heavy psych-doom duo from Germany, formed in 2018 by Jan Oberg (drums, vocals) and Sabine Oberg (bass). Their music blends elements of sludge metal, stoner rock, psychedelic rock, and post-metal, creating a sound that's both raw and atmospheric. Over the years, they've released several albums, including Revenant (2018), Translucent Blades (2020), Phantom Knocks (2022), Hush (2024), and their upcoming album Acid Gods, set to release on May 30, 2025 .