"Haven't run across anyone doing all three at once, but plenty of people build clever prisons, and have ways of restraining their prisoners. A few races that can do time travel, too, and a few that can fuck with dimensional rifts, though that takes a boatload of power and makes things messy." Jack nodded. "But as to who specifically could be behind this, haven't the foggiest. I know it's all possible, but I couldn't say until I get a look at their tech. Until you see the machines, it all just looks like voodoo of the same sort."