Tredegar won a seven try thriller at the top of SWALEC League Division Two East, edging out third-place Mountain Ash 27-24.
No. 8 David Ford and second row Jack Dawson both scored a try in each half to earn Tredegar a bonus point, after they had been reduced to 14 men early in the game after flanker Chris James was shown a red card on 20 minutes.
Another flanker, Joe Campbell, was sin-binned for the Division Two East leaders in the last ten minutes.
This allowed Mountain Ash the time and space to reduce their deficit from 27-17 to 27-24, earning themselves a losing bonus point.
Bedlinog stay in second place after a convincing 33-0 win over Treherbert. Geraint Edmunds, Thomas Hiscock, Gavin Jones, Lee Hevinson and Ben Grzesica scored the five tries to earn the Foxes a bonus point.
Abercynon and Abergavenny also crashed over five tries as they won 36-0 against Rhydyfelin and 33-8 against Ynysybwl respectively, while Fleur de Lys crossed four times in a 38-16 home win over Llantrisant.
Pill Harriers are the new leaders of Division Three East after a 38-10 win at Blaina. The Harriers scored six tries which included a pair from flanker David Tovey. Leighton Burrows, Gareth Hassel, Shaun Dutter and Louis Culverwell scored Pill's other tries.
They go above Garndiffaith, as do Croesyceiliog, after the former visited the later in a match that Croesyceiliog ran out 26-10 bonus point victors.
Llandaff stay top of Division Four East after they beat third-placed Tredegar Ironsides 13-3, with Barry Greenley scoring the only try of the game. Nathan Rees kicked two penalties and a conversion for the home team at Bishop's Field.
Nantyglo stay second after a 25-18 win at Chepstow, in a game where the teams shared six tries between them. Chris Davies and Jason Williams had crossed for the visitors, who won the game thanks to a penalty try.
Division Five East leaders Abercarn scored five tries in a 40-16 win over Bettws while Division Six East table-toppers Hartridge went over four times in a 30-19 victory at Crickhowell.
Wales reached their first semi-final since 2013 in the opening round of this season's HSBC World Rugby Sevens Series in Dubai. WRU TV's Graeme Gillespie recaps on what proved to be an eventful tournament
Wales and Ospreys back row James King, who came through the North Wales age grade system, nominated North Wales Regional Community Rugby Manager Marc Roberts, in the WRU's 'Diolch' initiative where squad players thanked those who played a part in their rise to the top.
Beating Merthyr has boosted Carmarthen Quins hopes of reaching a top eight spot in the Principality Premiership. Quins captain Haydn Pugh is delighted with his team's progress and is determined that everyone from the Under 6s through to the senior team, enjoys the ride.
When the Wales squad were asked to nominate individuals who played a big part in their early playing days, Wales and Dragons full back and wing Hallam Amos thought of his former Monmouth School rugby coach John Bevan.
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