A powder keg was probably not an inaccurate comparison. How long before restlessness turned into anger? How long before they pulled in someone who was less in control of their lust for violence than Gabriel? He was no grand champion of control, sure, but he knew the importance of carefully controlled strikes. Make your move too soon and things could end in disaster. Especially if you allowed emotional impulse to get in the way. He'd made that mistake with Jack at the Swiss base. He wasn't planning on making it here when he had no clue what he was up against.
"Rebellion? I like the sound of that," he cocked his head, in case the interest wasn't particularly obvious in his tone. He'd wondered if some of the comings and goings he'd picked up on during his stay on the fringes of society meant anything. A few more clandestine meetings in private places than could be coincidence. It was enough evidence to give weight to what Genji was telling him, at least. A truce was a pretty heavy offer, considering their respective histories. He wondered if any of the more dedicated former Overwatch members would offer something similar or if they'd just shoot first and ask questions later. He certainly tended towards that.
"Why not?" Reaper slowly extended one clawed hand for a shake. "The enemy of my enemy is my friend. Something like that, right? Besides, if this turns into a real fight, I want to be there."