Wanderers have been boosted with the presence of Blues players Ben white (above) and John Yapp (thumb).
Despite the success at St Helens last week, Glamorgan Wanderers coach Richard Hodges has made four changes to the starting line-up to face table topping Llanelli on Saturday.
In the back division Gareth Morris comes into the centre to replace Nick Gill who has a knee injury and Robin Lock and Charlie Johnson swap places in the squad.
Up front Scott Andrews returns in place of Mark O'Leary after being rested last week. He also takes over the captaincy due to the fact that Nick Kelly is injured. Kelly is replaced by Richard Thomas who moves from No.8. Mike Grimes who was on the bench last Saturday starts in the back row.
On the bench there is a strong Blues influence with John Yapp being joined by Jevon Groves and Ben White.
Glamorgan Wanderers: 15. James Loxton 14. Steve Cullen 13. Jamie Jones 12. Gareth Morris 11. Robin Lock 10. Scott Sneddon 9. Glen Holloway; 1. Nathan Trevett 2. Ryan Price 3. Scott Andrews (capt) 4. Richard Thomas 5. Gareth Knight 6. Nio Aiono 7. Ben Rose 8. Mike Grimes
Replacements: 16. Richard Emms 17. John Yapp 18. Ben White 19. Jevon Groves 20. Mark Roper 21. Luke Evans 22. Charlie Johnson
Wales U20 captain Tom Phillips and performance psychologist Dr Rich Neil explain why spending three days at Monmouth RFC has further strengthened the togetherness of the squad ahead of the #WorldRugbyU20s
Alongside Scarlets flanker James Davies and Cardiff Blues centre Cory Allen, three Wales Sevens core players have made the extended training squad for GB Sevens. Wales Head coach Gareth Williams tells WRU TV's Graeme Gillespie why Luke Treharne, Sam Cross and Luke Morgan earned selection in the initial training squad for Rio.
Wales Sevens head coach Gareth Williams tells WRU TV's Graeme Gillespie he has had to overcome a number of injuries before naming a competitive squad for this weekend's penultimate round of the World Series in Paris.
Merthyr were officially crowned champions of the SSE SWALEC Championship at Dowlais on Saturday where captain Andy Powell paid tribute to his side who have earned promotion to the Principality Premiership
Coleg y Cymoedd's season has had a spectacular ending with victory in two cup finals and a massive victory over one of the best rugby playing schools in the world - Welsh coach Warren Gatland's old alma mater, Hamilton Boys' High School.
WRU chief executive Martyn Phillips hosted the second meeting of the WRU Youth Board last weekend ahead of the Judgement Day IV regional double-header. Tthe board, made up of 15 under-21-year-olds from around Wales, heard presentations from head of participation Ryan Jones, policy and integrity manager Jeremy Rogers and national women's rugby manager Caroline Spanton, with Pro Rugby Wales CEO Mark Davies also on hand to hear the range of views aired.
Wales duo Rhun Williams and Liam Belcher, who makes a welcome return after five months of injury woe, look ahead to next month's World Rugby U20 Championship in Manchester where they will face Ireland, Georgia and New Zealand.