The deck doesn't need to revolve around this win condition, and it doesn't have to be an infinite or degenerate combo, but it does need to be able to close the game if your initial plan fails
The reason
Key cards like Rayquaza VMAX Alt Art originate specifically from S7R, but Umbreon VMAX Alt Art (Moonbreon) is from a different Japanese set (S6A Eevee Heroes), not S7R
Steward of the Harvest makes it so that a creature can be a fetch land, or become a flying manland, or even be a defensive Maze of Ith
Maybe theyll give you an idea of how to design your next fake card blanks
And so we went to a card show, and I thought I'm on the wrong side of the table I want to be on that side of the table. Its a project he and Silas are managing together, and one he also plans to involve the community in, hosting games and tournaments