mtg card destroy all permanents Ruinous Ultimatum (Kevin) | Secret Lair Drop Destroy all nonland permanents your opponents control. Devastating Mastery

Its better in green+ decks filled with good creatures, and even getting a 4-drop is a good income

But there's a tier 2 deck in Standard that may NEED the extra cards, already has a strong base, AND will make the most out of Yorion's ETB effect

Wisperwood Elemental 5.5 More filler but at least this card offers two things you a somewhat looking for

Once this is set up, Sanctum of All is the most powerful of all the shrines and starts to cascade all the other shrines into play

The other starter deck, the Rise of the Floodborn Amethyst and Steel starter deck includes a lot of Merlin and Madam Mim cards, but it's a real shame that it's not an all-in theme deck with a foil Madam Mim as well