Both the U18s and U16s East and West are in action on Wednesday night.
The unbeaten U18s welcome the Scarlets to the Brewery Field in the final game of the current block of the WRU Regional Age-grade Championships, K.O 7:15pm.
Both teams are unbeaten this season and will look to claim the derby bragging rights and remain undefeated until their season resumes in January.
Ospreys U18s
15. Caine Woolerton
14. Frankie Jones
13. Bradley Roderick
12. Tiaan Thomas Wheeler
11. Ben Cambriani
10. Luke Scully ©
9. Dan Hiscoks
1.Dyfan Ceredig
2. Garin Lloyd
3. Morgan Griffiths
4. Tom Davies
5. Ioan Jones
6. Travis Huntly
7. Joe Grabham
8. Will Barraclough
16. Cameron Lewis
17. Chris Crumpton
18. Ollie Quick
19. Garin Standing
20. Morgan Strong
21. Iwan Temlett
22. Daniel O’Sulivan
23. Josh Thomas
Elsewhere, the Ospreys U16s West travel to Parc Y Scarlets’ training ground on the hunt for their first win of the season to take on the Scarlets U16s East, K.O 7:15pm.
Ospreys U16s West
15. Tristan James
14. Ryan Chappel
13. Callum Dodd
12. Joe Hawkins
11. Ben Petheridge
10. Iestyn Morgan
9. Lloyd Davies
1.John Edwards
2. Drew Ullah
3. Kai Pressdee
4. Connor Williams
5. Billy Moxey
6. Tim Perkins
7. Josh Rupersinghe
8. Ben Snadden
16. Lewis Jones
17. Lloyd Eaton
18. Louie Walters
19. Matthew Hutchinson
20. Kieran Lewis
21. Ellis Hogan
22. Luca Scotto-Smith
23. Jac Tregonnig
Also on the road looking for their first win of the season, the Ospreys U16s East travel to Cross Keys RFC to take on the Dragons U16s South, K.O 7:15pm.
Ospreys U16’s East
15. Lloyd Freeman
14. Alix Davies
13. Logan Phillips
12. Rio Davies
11. Joe Watts
10. Sam Jardine
9. Nathan Evans
1.Dylan Rogers
2. Oliver Burrows ©
3. Kieran Stevens
4. Ciaran Commerford
5. Ben Jones
6. Kyan Lloyd
7. Mason Hughes
8. Morgan Hibbard
16. Ben Owen
17. Tom Crockett
18. Llyr Davies
19. Joe Markey
20. Morgan Bennett
21. Morgan Williams
22. Alex Powys
23. Rhys Hyde