Cards that don't add to tempo or deal with existing tempo at this cost struggle to perform in the higher powered cubes these days and Tide is exactly such a card
However, this one has some different options, as the other expensive board wipes usually get more card types included
Other versions of this card, which only has a single keyword (Rush, allowing it to attack on the turn its played), are available, and will set you back just a few dollars
Multiverse Legends refers to a non-Standard-legal bonus sheet of cards, similar to the Retro Artifact cards from The Brothers' War
It's not a strategy for the faint of heart, and because it requires so much resource investment, it's usually not a good plan to split the difference with another mechanic