Each plane has {%s:1} unique Netherrealm stage(s) that will appear along with the increase of Timemark.
Each plane has {%s:1} unique Netherrealm stage(s) that will appear along with the increase of Timemark.
Each Netherrealm stage has a boss. Kill the boss to complete the stage.
Netherrealm stages can be unlocked repeatedly at the cost of one corresponding Beacon each time and can be challenged for {%s:1} time(s).
Reviving in a stage and entering a stage will both cost 1 challenge attempt.
