The ornamental design for a toyboy, as shown and described.
FIG. 1 is a front and top perspective view of a toy boy showing my new design;
FIG. 2 is a back and bottom perspective view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a back view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a right side view thereof;
FIG. 7 is a top view thereof;
FIG. 8 is a bottom view thereof; and,
FIG. 9 is a perspective view of the toy boy when it is in use.
The broken lines in the figures illustrate portions of the toy boy that form no part of the claimed design. The broken lines in the figures indicate the environmental structure that form no part of the claimed design.