Olympiakos Piraeus v Jagiellonia isn't open for picks any more, so it's been left out.
Scunthorpe v Boreham Wood isn't open for picks any more, so it's been left out.
Favourites land together less often than it feels. Every leg is also scored on its own, so three out of four still counts.
Locks now, before the first kick-off. One pick per match.