Based on Barz wishes for a proven reliever and an OF to compete with both Martinez  I posted the available relievers and OF players.

Right-handed relievers
Jeremy Accardo (31)
Scott Atchison (37)
Miguel Batista (42)
Todd Coffey (32)
Jose Contreras (41)
Francisco Cordero (38)
Juan Cruz (34)
Joey Devine (29)
Chad Durbin (35)
Kyle Farnsworth (37)
Jason Frasor (35)
Kevin Gregg (35)
LaTroy Hawkins (38)
Livan Hernandez (38)
Jason Isringhausen (40)
Bobby Jenks (32)
Matt Lindstrom (33)
Kameron Loe (31)
Mark Lowe (30)
Brandon Lyon (33)
Kyle McClellan (29)
Guillermo Mota (39)
Peter Moylan (34)
Juan Carlos Oviedo (29)
Vicente Padilla (35)
Brad Penny (35)
Chad Qualls (34)
Ramon Ramirez (31)
Jon Rauch (34)
Francisco Rodriguez (31)
Kyle Waldrop (27)
Jamey Wright (38)

Left-handed relievers
Pedro Feliciano (35)
J.P. Howell (28)
Rich Hill (32)
Will Ohman (35)
Manny Parra (30)
Rafael Perez (31)
J.C. Romero (37)

Closers
Matt Capps (29)
Brett Myers (32)
Rafael Soriano (33) - declined qualifying offer
Jose Valverde (35)
Brian Wilson (31)

Left fielders
Bobby Abreu (39)
Endy Chavez (35)
Johnny Damon (39)
Mark DeRosa (38)
Kosuke Fukudome (36)
Scott Hairston (33)
Bill Hall (33)
Austin Kearns (33)
Don Kelly (33)
Darnell McDonald (34)
Scott Podsednik (37)
Ryan Raburn (32)
Juan Rivera (34)
Vinny Rottino (33)
Delmon Young (27)

Center fielders
Rick Ankiel (33)
Michael Bourn (30) - declined qualifying offer
Nyjer Morgan (32)
Scott Podsednik (37)
Grady Sizemore (30)

Right fielders
Jeff Baker (32)
Endy Chavez (35)
Mark DeRosa (38)
Ben Francisco (31)
Kosuke Fukudome (36)
Scott Hairston (33)
Don Kelly (33)
Nyjer Morgan (32)
Ryan Raburn (32)
Juan Rivera (34)
Ryan Sweeney (28)