Looks like Gary Carter, Kevin Gross, John Candeleria, Orel Hershiser, and Bob Ojeda. Not quite sure on the Ojeda, though.
I love that card. Tommy looks happy, like he just finished eating a bowl of pasta.natscards- you're right, that is half of Ojeda.
Answer to your first question:Yes.
I just pulled this card out of a Fairfield repack. It is a great card.