Case of the Shifting Visage

Murders at Karlov Manor Commander (MKC) #19 · rare

Enchantment — Case

At the beginning of your upkeep, surveil 1. To solve — There are fifteen or more cards in your graveyard. (If unsolved, solve at the beginning of your end step.) Solved — Whenever you cast a nonlegendary creature spell, copy that spell. (The copy becomes a token.)