The ornamental design for self-propelled robot and/or replica thereof, as shown and described.
FIG. 1 is a front view of a self-propelled robot and/or replica thereof, showing our new design;
FIG. 2 is a rear view thereof;
FIG. 3 is a plan view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a from perspective view as seen from the left upper side thereof; and,
FIG. 6 is a rear perspective view as seen from the right upper side thereof.
The broken lines shown in the drawings illustrate portions of the self-propelled robot and/or replica thereof that are environmental structures and form no part of the claimed design.