However, another rule precludes their use in other decks (Rule 9035l 903.5d A card with a basic land type may be included in a Commander deck only if each color of mana it could produce is included in the commander's color identity.) Just in case you were thinking of adding Tundra to your Naya deck
As for new content, I think the best direction to go is full art
Then if the battles six defense counters are removed, it transforms into Zilortha, Apex of Ikoria, a massive dinosaur legend that makes creature combat connect with opponents even if attacking creatures are blocked
That alone wouldn't be enough, but the boost the transformed Equipment provides makes it worth a try in my eyes
We will probably get to a small definition in a few lines of text, if I know myself But before that, just a bit about my feelings for prison decks
You add a single age counter to any cards you control with cumulative upkeep every turn