Third-placed Rhydyfelin kept their promotion push alive with a 35-8 victory over Pill Harriers while struggling Nantymoel gave their survival chances a major boost with a vital 29-8 win over Abergavenny following tries from Nathan Davies, Sion Hunnan, Jeremy Williams and Graham Morgan.
ASDA League Three East leaders Penallta have one hand on the title after opening a nine-point lead following a ten-try demolition of Senghenydd. Chris Harries crossed twice in the 60-17 win that was made all the better after rivals Newport HSOB crashed 27-20 at Pontypool United.
Pencoed marched on in ASDA League Three South East with a solid defensive display in their 18-0 win over struggling Pentyrch, while St Peters and Fairwater both notched up useful wins.
ASDA League Four East pace-setters Garndiffaith and Monmouth kept their foot down with wins over Trinant and Llandaff North but third-placed Nantyglo needed a late penalty try to see off Risca.
ASDA League Four South-East leaders Bedlinog squeezed past Taffs Well 9-3 while ASDA League Five East leaders Abertillery BG avenged their only defeat of the season, 20-13 over Gwernyfed.