Ghalta, Primal Hunger captures the flavor of what a mono-green commander should be on a, well, primal level
is a deck focused on Artifact synergies and the energy counters mechanic first introduced in Kaladesh
Its also got a low retreat cost, and its weakness is Fighting-type, which is not particularly common in the current meta, so while it might not be a tier 0 strategy, it should clean up in the lower ranks
fans have officially gotten their first look at the new Art Expansion line of merchandise from Konami
Share your thoughts on this years preconstructed decks in the comments, and if you are looking at picking up a commander deck for Christmas (for yourself or someone else) I hope this helped.
You can then cast it until the end of your next turn as long as its a goblin creature card