While it doesn't quite have the ceiling and impact as something like Thousand Year StormThousand Year Storm, it still sits comfortably in that power bracket
Of course, you can speed up the process by dumping a bunch of counters from other sources
Sure, some creatures are more useful than others, and you're limiting the number of times you can pull off various graveyard shenanigans, but if this isn't a major focus of your deck, who wouldn't like, say, a free Craterhoof Behemoth for a turn
You can scale how much mana you want to dump into it, or how many cards you want to exile, depending on your opponents open mana
Falling Star: Can be flipped onto up to 2 creatures of your choice (you only flip once)
The First Main Phase Next up is first main phase