Ystradgynlais No 8 David Love indulged in a bit of student bashing as he scored five of their eight tries in a 50-24 win at Swansea University.
The day's big winners were Llandudno, who humbled a depleted Burry Port 95-5.
Llandudno's 15 tries included seven from there centre pairing of Lloyd Owen, who ran in four tries, and David Davies who scored a hat-trick.
It was a family affair for Cardigan, as brothers Guto and Iestyn Crompton were both on the scoresheet as the home side beat Pwllheli 22-21.
Guto crossed twice whilst Iestyn, as well as converting both tries, kicked the winning penalty five minutes from the end.
Penygroes saw the try count rule work in their favour as they advanced after drawing 14-14 with Aberavon Green Stars.
Billy Lewis and Darren Price crossed in either half for Penygroes, meaning they won the game 2-1 on tries despite a Green Stars comeback.
Birchgrove of squeezed through to the third round after a narrowly beating Amman United 25-21.
Lee Mainwaring scored 20 of the home sides 25 points, in the form of 2 tries, 2 penalties and 2 conversions.
Hendy won a Llanelli derby at Furnace 19-15. Emyr Harris went over for their only try which was converted by Lee Evans, who also kicked four penalties.
Tredegar are the team on everyone's lips so far in the Swalec Cup after racking up 146 points and 22 tries in the opening two rounds.
Their 56-10 victory against Cwmgwrach came after their club record 90-0 win against Pontllanfraith in the first round. Greg Jones grabbed a 21 point haul from a try and eight conversions while Jamie Henthorn and Chris James each claimed two tries a piece.
Division Five South-East outfit Cowbridge pulled of the shock of the second round, defeating Mumbles 16-10. Despite the three division gap between the clubs, two second half penalties from Ed Lakin sealed an unlikely victory after the sides had gone into the break at 10-10.
Talywain stunned a Nantymoel side placed two divisions above them in a 27-5 triumph with Gareth Needs scoring two of his side's four tries at Emlyn Park. In other second round upsets, Division Four Monmouth overcame Seven Sisters of Division Three 34-17, and Aberavon Quins beat Abergavenny 5-3 thanks to an early try from left-wing Adam Dawe.
Bedlinog were the big scorers of the second round after they scored 11 tries in a 71-0 mauling of Llanidloes. Thomas Cox and Lee Harrison each grabbed a hat-trick of tries for The Foxes.
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.