Normally, Damian would protest and assure him that he totally could have killed all of them by himself if he wanted to, but this guy says something interesting, so he puts aside the childish retort for now.

"Maybe they're trying to scare us into thinking our deaths are permanent." He remembers what Tim said before, about this being a TV show and all that stuff with the interviews. The drama it might cause for some would definitely be in their best interests. But it still seemed strange. Could it really be that simple?