Velez Sarsfield have more fame than Union Santa Fe, and their performance in the league this season is better. They finished 3rd in the table.
As for Union Santa Fe, their recent form is not ideal, with a 3-game winless run.
Besides, Velez Sarsfield have just beaten Union Santa Fe on away field in their last encounter.
So Velez Sarsfield should earn our favor in this match.