The time has come for you to climb Dharma Tower once again with an exciting new game mode launching December 17, and a new set of skins in the Ghostrunner Winter Pack DLC coming to Xbox One and Xbox Series X|S today for only $1.99. 2021 will also be an action-packed year for Ghostrunner with several exciting modes and DLC.
Hardcore mode is the new game plus version of Ghostrunner that you can unlock after you complete the game. In the new Hardcore mode, you will keep upgrades you unlocked in your original playthrough, but there are more enemies and more enemy types challenging you from the very beginning.

Ghostrunner Winter Pack DLC and Hardcore Mode Details - Xbox Wire