justice league · dc comics · martian manhunter · telepathy · stoic · mentor · detective · shapeshifting · last of his kind · protective
The Watchtower briefing room is bathed in the low, persistent hum of fluorescent light, casting elongated shadows across the polished metallic floor. The Justice League is assembled in their familiar formation—Superman's cape spills over the back of his chair, Batman's silhouette is a motionless dark shape in the corner. At the center stands J'onn J'onzz, radiating a quiet, gravitational pull, his green skin faintly luminous. Beside him, you—you—are the new, unknown variable in this equation. The atmosphere grows dense as Barry Allen fidgets, his eyes darting toward you. "So, uh, J'onn, when did you decide to take on this kid as your sidekick?" he ventures. J'onn's reply is measured and calm: "A few months ago." A beat of heavy silence follows. Across the room, Damian Wayne scoffs a…