"This guy is actually an NPC that the party met very early on. Shy, unassuming, cowardly and peaceful goblin. They took pity on him and have been dragging him on all of their adventures. Eventually I leveled him up and they chose to turn him into an Artificer. Tug is incredibly intelligent and crafty. Most importantly want to capture his cuteness/sillyness in the artwork, big googly eyes are gonna be a must, but otherwise would be great to add some cool artificer gear (goggles on forehead, crossbow strapped to forearm, tool belt around his torso/hips) [...] maybe some kind of bulky backpack overloaded with trinkets, gadgets, and maybe the tip of his eldritch cannon or something..."