It doesn't use the stack, it's not a spell, it can't be responded to, it has no mana cost, and it counts as your land play for the turn
Her efforts helped save all sapient (and non-sapient) life on Dominaria
Not only that, but each time you cast a spell, Consuming Aberration is going to make your opponents mill cards until they reveal a land card
If you were playing fair, there was no way you could compete with that if the deck pulled it off and many games were won simply due to a willingness to play a card this powerful, allowing such decks to win long games they would otherwise be lost in
"'BlackBerry's Matt Johnson Eyed To Direct 'Magic: The Gathering' Movie For Hasbro Entertainment & Legendary The Dish"
Nexus of Fate was not only mythic rare, but also an incredibly powerful Timewalk effect that would go on to warp several formats before being banned in Pioneer and in formats across MTG Arena