The Kassam Stadium, the 12,400 capacity home of League Two side Oxford United, was the venue for the 2002 European Challenge Cup final when 12,000 fans saw Sale Sharks beat Pontypridd 25-22 in a thriller.
The 2005 finalists will be settled this weekend after the Second Legs of the semi-finals of both tournaments.
In the European Challenge Cup Pau travel to Brive with a 21 point advantage from the First Leg while Sale Sharks have a seven point lead for the visit of Connacht to Edgeley Park.
In the European Shield Second Leg matches Worcester go to Headingley nine points to the good for their clash with Leeds Tykes while Bayonne take a slender two point lead into their match at Auch.
EUROPEAN CHALLENGE CUP FINAL - 21 MAY, 2005 - KASSAM STADIUM
12.45 Brive or Pau v Sale Sharks or Connacht (Sky Sports / Sport+)
EUROPEAN SHIELD FINAL - 21 MAY, 2005 - KASSAM STADIUM
17.00 Leeds Tykes or Worcester v Auch or Bayonne