Sven Smash Designs has a crayon-eater challenge ... is Marine Corps Staff Sgt. Spencer Garvin, owner of Sven Smash Designs and creator of a devil dog favorite, the crayon-eater coin.

It also features the Singal Corps’ motto — Pro Patria Vigilans (Watchful for the Country) — and the phrase “No Comms, No Bombs.” Challenge coins are a century-old U.S. military tradition.

Smith Detachment of the Marine Corps League and active members of the military presented the colors, along with proclamations and challenge coins to her husband. “It’s a little emotional ...