Penallta will be looking to move up the Division One East table after their fine performance against leaders Merthyr last weekend.
They travel to Cyncoed where they meet the students of UWIC who, like their visitors, have also only managed one league victory to date. With only seven tries on the board, Penallta are finding it much tougher in the top division but with a win or two things could quickly change.
Newport Saracens are the only club in One East without a victory and they travel to the Dairy Field where high-flying Llanharan will provide a stern test.
Newbridge's unbeaten record will be on the line at Ystrad Rhondda while the division's leading try scorers, Bargoed, will be expecting to rack up the touchdowns against lowly Beddau.
Dunvant are closing in on their first One West victory after losing their last two matches by one point against leaders Carmarthen Quins, and two points at Cwmllynfell last weekend. The Broadacre outfit host a Maesteg side with an average record after being relegated from the Premier Division last season.
The top match will be at the Lewis Lloyd Ground where Narberth take on Tonmawr. There should be tries aplenty as between them to date, they have already racked up 50 touchdowns.
Two East leaders Llantrisant welcome a Fleur de Lys side that has won their last two matches. With second-placed Gilfach Goch meeting fourth-placed Brynmawr, the Black Army will be hoping to extend their lead at the top but it could be tough.
Bedlinog travel to Treherbert where the home side will be looking for their first win of the season.
Three clubs remain unbeaten in Two West and all three are away this weekend. Leaders Builth Wells travel to BP Llandarcy, Loughor are at Kidwelly, and Bridgend Athletic take on the Cocklemen at Penclawdd. Gorseinon will be hoping to register their first win of the season when Waunarlwydd are the visitors.
Rhymney notched their first victory in Three East last weekend with a fine effort against Gwernyfed and they will be looking to make it a double when they take on New Tredegar at Grove Park. The Newts are the only side in the division without a victory and with only two tries to date, they will do well to beat the Brewers.
Top match in Three West is at leaders Pontyberem who play host to Aberystwyth. Both sides are unbeaten and the result could have a big outcome on the final positions.
Wales Head Coach Rob Howley talks to WRU TV's Sebastian Barrett about the 36-man squad he has just named for the forthcoming Under Armour series, which includes two uncapped players, Ospreys duo Sam Davies and Rory Thornton.
Head coach Rowland Phillips is deligthed he can now call BT Sport Cardiff Arms Park home for his Wales Women's side, who launch their international season next month with games against Scotland and UK Armed Forces in the heart of the capital city.
Wales Sevens star Sam Cross has put his home town club of Brynmawr on the map after winning a silver medal at the Rio Olympics with Team GB. His club have now honoured him by naming their players bar after him, as WRU TV discovered at the official launch, recently.
One of the newest members of the Principality Premiership, Bargoed admit it's proving to be a steep learning curve at the highest level, but are determined to become a force to be reckoned with. WRU TV visited the club last weekend when they took on Llanelli.
Table-topping Aberavon travel to north Wales to tackle RGC 1404 as both teams defend unbeaten starts to the season in the Principality Premiership. WRU TV's Graeme Gillespie visited the Wizards to see how their preparations were going for the game of the weekend.
The Half a Game initiative is currently sweeping across Wales and proving a major success. The scheme aims to give every young player at least half a game every weekend. WRU TV recently visited a festival in Narberth where clubs have fully embraced the initiative.
Both Bargoed and Swansea were seeking their first win of the Principality Premiership season this afternoon. It proved a fruitful day for the hosts - not only did they win, but Bargoed claimed a try bonus point.
Cardiff managed to keep their unbeaten record at home intact, but only just as Bridgend made them work extremely hard before the Blue and Blacks secured a hard fought Principality Premiership win at the BT Sport Arms Park last night.
Former Wales back row Andy Powell gives a guided tour of The Wern, home of Merthyr RFC, who are determined to prove a lot of people wrong and make their mark in their first season in the Principality Premiership.