Tredegar were shocked by Bedlinog in the clash of the top two in SWALEC League Division Two East, as the leaders were hammered 48-0 by the second placed Foxes.
Bedlinog notched six unanswered tries but still trail Tredegar by 10 points at the top of the table.
The Merthyr Tydfil club went one better than both Abergavenny and Rhydyfelin, with Abergavenny scoring five tries in a 27-11 win over Brynmawr, and Rhydyfelin also hitting five in a 27-17 victory against Treherbert.
Flanker Ronnie Kynes scored four tries as New Tredegar, who are propping up Division Three East, gained a creditable draw against Garndiffaith.
Steve Osbourne's last minute try pulled New Tredegar to within two points of the league leaders, allowing Craig Thomas to convert with the last kick of the game to earn a 34-34 draw.
Treorchy are still the team to beat in Division Three South East, as they defeated St Peters 26-10, as are Llandaff in Division Four East after their 33-22 win over Machen.
But Tredegar Ironsides kept up the pressure on the Four East leaders after they ran in nine tries against Nantyglo, winning the second v third contest 61-0.
Pentyrch are now four points clear in Division Four South East after they beat Taffs Well 25-5, their lead at the top extended after Heol y Cyw drew 10-10 at Porth in another second v third clash.
In a top two clash in Division Five South East, leaders Pontyclun scored nine tries in a 55-6 triumph over Cifynydd.
Nearly 40 players were involved in the first Wales Under 18 training session of the season. WRU National Performance Manager Gethin Watts is excited at the potential shown by the group and expects the Regional Under 18 Championship to hone their skills even further.