There may be no more obvious example of a card in the 99 defining its decklist than when that card is literally half of the deck
Thats true of players, collectors, and, perhaps most important, vendors
With all of their lands under your control, you can either sac them or use them for mana its up to you
As we saw for ourselves at PAX West 2025 this past weekend, as people were lined up at the MTG booth for hours just to get a Welcome Deck for the set, and that's saying something considering the booth was sandwiched between two massive Nintendo demo areas
There are Gods that are indestructible, there are gods that turn into lands and can then turn back into Gods, there are Gods that can instead be cast as artifacts, and there are gods that return to your hand when they die
Only one question remains: are you prepared to fulfill your oath for the good of the realm?