Wandersong is a game developed by Greg Lobanov, Em Halberstadt, and A Shell in the Pit. It is a story and music-based puzzle platformer adventure game centered around the rainbow-colored wheel that allows the Bard to sing different notes.
The game was Kickstarter backed in February 2016, and officially released for PC, Mac, and Nintendo Switch on September 27th, 2018. It released on the PS4 January 22nd, 2019, and finally released on the Xbox One on December 6th, 2019.
"In the beginning, the universe was set into motion by the music of the goddess Eya. Now, as she does every epoch or so, she's going to sing a new song and reset existence. One lowly bard sets off on a journey to preserve the world by collecting pieces of a mysterious melody called the Earthsong."