Kabr is dead. Very dead he literally got turned into a vex. Pahanin escaped the vault and was later killed by dredgden yor. Praedyth is the only one they could continue the story with as he was trapped in time. The praedyth storyline does need to be continued.
I thing bungie do need to lisin more to people who play the game more say for the d2 community in what happenes to the game wood meen more play haveing fun playing the game i no lots of people who have amazing ideas for the game and looking back i can see lots of oppotunts bungie has missd do to not lisining to the destiny community or l just isining to big YouTubeers i thing you have a very good idea about kabr