When you say we know little about, do you mean the fans or the club ? ....who knew a lot about Keegan at Scunthorpe ? Or Georgie Kinkladze when he first surfaced? Don't be so dismissive , he must have been looked at
You can only sign the player early if their parent club are willing to let them go at that particular point , else you move on to option 2, 3, 4 and end up with that pair of socks you allude to..........take those blinkers off .