Ireland internationals Kevin McLaughlin, Sean O'Brien, Eoin Reddan and Jonathan Sexton return to the Leinster squad to face the Scarlets in Saturday's Magners League clash at the RDS (KO: 6.30pm).
They join seasoned professionals like Girvan Dempsey, Shane Horgan and Shane Jennings, Shaun Berne, Isa Nacewa, Stan Wright and CJ van der Linde.
There is also the interesting addition of Ireland U20 full-back Andrew Conway who has shown a maturity in his game in recent weeks.
The team is expected to be announced on Friday lunchtime.
LEINSTER SQUAD (v The Scarlets):.
FORWARDS: John Fogarty, Trevor Hogan, Bernard Jackman, Shane Jennings, Stephen Keogh, Ronan McCormack, Kevin McLaughlin, Sean O'Brien, Malcolm O'Kelly, Mike Ross, Paul Ryan, Eoin Sheriff, Richardt Strauss, Devin Toner, CJ van der Linde, Stan Wright
BACKS: Shaun Berne, Andrew Conway, Girvan Dempsey, Shane Horgan, Chris Keane, David Kearney, Simon Keogh, Ian Madigan, Fergus McFadden, Isa Nacewa, Paul O'Donohoe, Eoin O'Malley, Eoin Reddan, Jonathan Sexton