Stellar Blade director says there are no plans for DLC yet, but Shift Up is currently working on a Boss Challenge mode

Stellar blade will get a Boss Challenge mode in a future update.

That is according to Stellar blade‘s game director and Shift Up CEO Hyung-Tae Kim, who told the Korean outlet Nate (through GameRadar), that while there are currently no plans for downloadable content (DLC), the development team is currently planning a Boss Challenge mode.