in order to keep his siege lines from breaking, ordered up two of his legions to stem the advance of Hirtius and Octavian's massed forces.

Now that the Antonian forces were finally out in the open field, Aulus Hirtius and Caesar Octavian concentrated their legions to attack them. A fierce battle commenced outside the camps. Mark Antony transferred additional forces to meet the onslaught. According to Appian, at this stage of the battle the Antonian forces found themselves struggling mainly because of the