watch 01:51 The Loop (Games) Do you like this video? Obsidian Piano is a furniture item used for decorative purposes and cannot be played. It may be used as a flat surface item inside an NPC house. Update Info v1.2.4 Added to the game. Retrieved from "https://terraria.fandom.com/wiki/Obsidian_Piano?oldid=484901" Categories: Furniture Items PC 1.2.4 Obsidian Tier Underworld Discovered Flat Surface Item Background Community content is available under CC-BY-SA unless otherwise noted.