Stevie May’s move to St Johnstone appears to have collapsed, opening the door to both Dundee and St Mirren.
It is a puzzle to test the detective skills of even Sherlock Holmes or Hercule Poirot.
The first Dundee derby of the new Championship season is scheduled to take place at Tannadice on Saturday, August 31.
Dundee United will face Scottish Cup runners-up Hearts in the group stages of the Betfred Cup after the draw was made at Hampden today.
Dundee are staring relegation in the face after falling six points adrift at the foot of the table.
Are the stars aligning for a Dundee v Dundee United, winner-takes-all play-off?