Ghost Quarter is my pick here, as itll be able to target any land, even basics, and even your own
Shimmer Myr Shimmer Myr is really useful in artifact decks, which is why it shows up in the Kotori, Pilot Prodigy precon along with another good commander for it, Sai, Master Thopterist
Card rotation, alongside some of the new cards in the Fabled set, will bring about a whole new way to play, which means a refresh of the game mechanics for those already addicted to the game, as well as the perfect time for newcomers and those who have been meaning to learn the game to jump right in
Shake it all about
WOOD ELVES Wood Elves
It can also become a repository for infinite mana combos, so you sac it, draw all your cards, and win via whatever Laboratory Maniac combo you can swing