When it enters, you name a creature card type, then anytime you cast the card using this land with that typing, it becomes uncounterable
Throne of Eldraine is a high-fantasy medieval world filled with knights and castles along with Magic's take on the genre of fairy tales
While not an artifact himself, Tezzeret helps us cast every other creature spell we have for little to nothing, as well as deal damage to each opponent equal to the number of artifacts we control
This allows you to cast it from the graveyard for five generic mana and one red
A quick note on the banlist Magics Commander banned list updates on a roughly quarterly basis, and a handful of powerful fast-mana artifacts (the kind of free rocks that historically warped games) have moved on and off it
However, players may be able to play Spider-Man 2099 on their opponents turn by using cards like Emergence Zone or Leyline of Anticipation to cast the card as though it had flash