Cardiff Blues are sweating on the fitness of several key players ahead of their crunch Magners League clash against Munster.
Wales and British Lions prop Gethin Jenkins is struggling with an ankle injury suffered in the Amlin Challenge Cup semi-final victory over London Wasps.
And with fellow prop Taufa'ao Filise already ruled out with a groin injury, the Blues are facing a potential front-row problem.
Wales lock Bradley Davies is a doubt after suffering a back spasm while Andy Powell is out for the rest of the domestic season with a calf injury.
The Blues are hoping to field their strongest possible team as they aim to over-take Munster for the last place in the play-offs with victory, while also denying the Irish province a bonus point.
Director of rugby Dai Young said: "We are aware of what's needed and we've spelt it out to the players. But first and foremost, you have to look at how you're going to win the game and worry about the issue of bonus points and points difference afterwards."
Sam Cross and Luke Treharne have been named as co-captains of the Wales Sevens side as head coach Gareth Williams names his 12-man squad to play in the first leg of the HSBC World Series in Dubai next weekend.
Bedwas head coach Steve Law and players Nicky Griffiths and Alun Rees extol the virtues of the close knit club as they prepare to host third place RGC 1404 - who are one place head of them on the Principality Premiership points table - on Saturday.
Many of the Wales squad have said Diolch (thank you) to someone who played an important part in their early playing days by nominating them to be invited to the Wales v South Africa match. One person, Gowerton Comprehensive geography teacher Mr Dean Mason was nominated by two of his former pupils, Dan Biggar and Sam Davies.
The second WRU disability rugby pilot has been delivered, this time in Caerphilly schools, culminating in a festival at the Caerphilly Centre of Sporting Excellence, Ystrad Mynach tomorrow. Plans are in place to set up a Disability Rugby Club in Newbridge to provide long-term playing opportunities.
WRU TV: Hear from inside the Wales camp as Neil Jenkins discusses this weekend's clash with South Africa and how the squad are looking to put in a strong performance to round of the 2016 Under Armour Series