Animate and attack with wall and defender cards can be many types of cards
With multiple potential effects to choose from, with enough black mana Doomsday Confluence can build up your board, destroy your opponents board presence, and send their hands right to the grave, effectively locking them out of the game in one fell swoop
If they are rare enough to be worth 25k, we kinda doubt it
What to watch for: If you want factory workflow customization (custom backs for every card, complex packaging options, etc.), MPC-style printing still gives more knobs
You're not guaranteed a Final Fantasy card, but roll the dice enough times (above all at mana value 8 and 9) and you'll end up with a Summon: Knights of Round or a Summon: Bahamut
Cards like Imperial Subduer show how they were inspired by the exalted ability