Well, for better or worse, that's not the case, and Vivi's returning with a vengeance thanks to the Final Fantasy scene boxes
While this would already be quite devastating, whenever a creature with a slime counter on it dies, Toxrill's controller creates a 1/1 Slug token, converting opponents' creatures into a Slug army
Its also the best playoff for running villains if you manage to cast it and it survives, and the villain theme has plenty of support
Six is always a lot to pay for this and so you are locked into always losing tempo or value unless you really luck out and get to wipe out three relevant things with it
Wilderness Reclamation Wilderness Reclamation is a bad Seedborn Muse for decks that want this effect: it only untaps your lands and it only untaps it during your end step not every upkeep
It is the original tutor from which all other tutors draw inspiration