Check out RBA 1.0 January 27th on Steam and Xbox
Here is a list of upcoming changes:
New final boss (true ending)
New narrative story beats
New final galaxy theme with an original sound track
New collectable items called Mementos
New Runtimes and Calamities
New weapons
Original soundtracks for bosses
New outfits
Outfits are collectable
Improved performance
Mid-run saves
SFX rehaul
Steam EA participants get an exclusive outfit
Steam EA participants that beat the game get an exclusive outfit
Improved controller support
NG+ mode where the player controls the difficulty of the run