dnd sona again

human artificer/fighter multiclass that drank one of the experimental true polymorph potion attempts he and his friend were making as a joke but he stopped transforming halfway and now hes stuck with partial dragon features.
his steel defender(he calls it his familiar) is a snake golem that is bright green with mossy overgrowth. his name is .... (through gritted teeth. pained voice) mossy.. mosshead.. marimo.. wgghatever