Giants paired against Saints
There are five all-Super League ties in the fourth round of the Tetley's Challenge Cup, with Huddersfield Giants at home to St Helens the pick of the bunch.
The Giants, who lost the 2006 final to Saints at Twickenham, have won the competition six times while Nathan Brown's men also triumphed in '07 and '08.
Leeds Rhinos have lost the last six finals they have competed in since beating London in 1999 and they will make the short trip down the M1 to take on Wakefield Wildcats.
Hull KR have a home clash, but that will be of little comfort as the Super League strugglers will face 2012 winners Warrington Wolves at KC Lightstream Stadium.
Holders Wigan Warriors were the fourth team out of the hat and they have an away game against Dewsbury Rams on the horizon. The Warriors have won two of the last three cups.
On the road
Unbeaten Castleford Tigers will be on their travels in the fourth round and they will take on John Kear's Batley Bulldogs. Kear mastermined Sheffield's upset of Wigan in the 1998 final.
There will be an all-Super League tie at the KC Stadium as Hull FC host the Salford Red Devils. The Red Devils have lost three straight in league action and will have hoped for an easier clash.
Beleaguered Bradford Bulls are at home to Oldham while there will be an all-Super League clash in the south of France as winless Catalan Dragons will play host to London Broncos.
Denis Betts' Widnes Vikings, who last contested a final in 1993, take on former Super League side Halifax. All matches will be played on weekend of April 5/6.