Modular Topper Assembly for Gaming Machine or Bank of Gaming Machines

FIG. 1 is a perspective view of a modular topper assembly for gaming machine or bank of gaming machines showing the new design; FIG. 2 is a front view thereof; FIG. 3 is a rear view thereof; FIG. 4 is a left side view thereof; FIG. 5 is a right side view thereof; FIG. 6 is a top view thereof; and, FIG. 7 is a bottom view thereof. In these drawings, the solid lines illustrate the claimed ornamental design. The broken lines illustrate environmental features that form no part of the claimed design.