You can build multiple Isolated Securement Units to store all your captured Deviations. Pressing 'F' while in front of it will allow you to access the facility and view all the details of a stored Deviant .Start the silo run as per usual, then proceed until you get to the room where you need to open the big double doors with a keycard. Instead of doing that, look for an elevator in the same room, then go down. This will lead to a tunnel with a dimensional rift at the end. Pass through the rift, ...