Cuphead - Confirmed Release Date and Platforms

Cuphead by Studio MDHR now has a release date of September 29, 2017.  The developers also confirmed that it will only be available on Xbox One and Windows 10.  When discussing the possibility of a Playstation 4 version, the developers shot that down:

Yes, this Cuphead game is exclusive to Xbox and PC (with Steam and Win10 versions at launch and a GoG release likely shortly after) ... There will likely be a Mac version down the road and possibly a Linux version beyond that

You can preorder Cuphead on the Microsoft store here.