Narset, Enlightened Exile - [Halo Foil, Showcase] March of the Machine: The Aftermath (MAT)Creatures you control have prowess. Whenever Narset, Enlightened Exile attacks, exile target noncreature, nonland card with mana value less than Narset's power from a graveyard and copy it. You may cast the copy without paying its mana cost.

everything is within walking distance

you may cast that card from exile without paying its mana cost

"I never had the chance to say 'thank you

Tap all lands target player controls and that player loses all unspent mana

That player puts the rest on the bottom of their library in a random order

Change the target of target spell with a single target unless that spell's controller pays {2}

but the most remarkable was their ability to withstand Westley's ferocious chewing

after all the documents are signed

Not content with mere answers

When Oreskos Explorer enters the battlefield

III — If a red source you control would deal damage to a permanent or player this turn

When you pay this cost one or more times