Click here for team news and full match previews in the official Celtic League website
After four games, the challenge for the regional sides is consistency. The five regions are grouping in mid table with just five points separating the best performing side, the Ospreys (13) with the poorest performing side, the Dragons (8).
The Ospreys have the task of taking on the league leaders tonight at the Gnoll.
Click here for team news and full match previews in the official Celtic League website
Both the Dragons and the Warriors tackle Irish opposition tonight. Munster come to Rodney Parade in a state of shock having lost their last four matches, and Dragons coach Mike Ruddock will know there has never been a better time to inflict defeat on Munster.
Lyn Jones takes his Warriors side to Ulster. A win here must be considered a good result when Ulster’s recent form is taken into consideration. The 1999 European champions have impressed, currently in second place in the table, and unbeaten since the first weekend of the competition.
Click here for team news and full match previews in the official Celtic League website
Saturdays only Celtic League game is the all-Welsh affair between the Scarlets and the Blues. The Scarlets will want to break their two game losing run, and the Blues will be looking to make it three wins from their last four matches. This one promises to be full of passion as the two stand alone regions challenge for supremacy.