The ornamental design for a modulargamingdie, as shown and described.
FIG. 1 is an exploded front view of a modular gaming die showing my new design;
FIG. 2 is an exploded rear view of the modular gaming die;
FIG. 3 is an exploded right side view of the modular gaming die, a left side view being a mirror image thereof;
FIG. 4 is an exploded top view of the modular gaming die;
FIG. 5 is an exploded top and front isometric view of the modular gaming die having the components thereof positioned in an alternate configuration;
FIG. 6 is an exploded bottom and left isometric view of the modular gaming die having the components thereof positioned in an alternate configuration; and,
FIG. 7 is a top and rear isometric view of the modular gaming die having components thereof positioned in an alternate configuration.
The broken lines are for the purpose of illustrating portions of the article that form no part of the claimed design.