Board Thread:Fun and Games Forum/@comment-25175520-20150429173912/@comment-24510587-20150513055334

"Sure thing, Arxus," Orkrim responded. "I'll mark everyone on your HUD. And now I'm at it, the Archon too." Orkrim summoned his console, and highlighted the rest of the Fireteam. He then sent that data to Arxus' HUD, enabling him to see them through the walls.

(Most Voidwalkers need to run after a Nova Bomb, because they die in seconds.)