Sakashima's Protege [Commander Legends]

Set: Commander Legends Type: Creature — Shapeshifter Rare Cost: {4}{U}{U} Flash Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.) You may have Sakashima's Protege enter the battlefield as a copy of any permanent that entered the battlefield this turn.