Mars is drive and assertion — energy, desire, courage, and the will to act. It describes how you pursue what you want and how you meet conflict.
An activating, sometimes abrasive transit that energizes and provokes the natal point it touches, raising initiative, friction, or the pressure to move.
effort, ambition, anger, courage, physical energy, and the impulse to push or fight.
Transit Mars conjunct natal Saturn forces effort against resistance — disciplined action, or frustration if the way is blocked.