Supergiant Games, LLC is an American independent video game developer and publisher based in San Francisco. It was founded in 2009 by Amir Rao and Gavin Simon, and is known for the games Bastion, Transistor, Pyre, Hades and Hades II. From Wikipedia
The Unseen Update’s extensive patch overhauls core gameplay systems to let Supergiant focus on the true ending for version 1.0.