Its the same logic as keeping it Imprisoned in the Moon by a Song of the Dryads
Thats very good to stabilize a board by itself, like Ishkanah, Grafwidow would do 10 years ago
The Lithomancers story from the latest Commander product tells us that Kozilek, Ulamog, and Emrakul have been around for a very long time, so Im guessing well see revised versions of them rather than a new slew of legendary Eldrazi
At last, lets give it some background color, just to make clear the distinction between container and background
Do not use the Microsoft Store versions, as they lack the specific background services AltStore requires
Extras shared an image of a Rayquaza VMAX that, to most people, would look like it had been cut - they mention that the larger borders and "extra cardstock or torn areas" give them confidence that these aren't the result of some random kid going at a card with their scissors