Basically it gives flashback to the top card of your graveyard for an investment of three mana each time
Once those lock down the game, Oswald Fiddlebender can find all the combo pieces you need to win in a single turn
It is the first time I have translated a commander deck to cube despite having done countless translations from standard, legacy, vintage and modern
(To surveil 2, look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) Instant Instant (CTRL to add secondary) Land Land (CTRL to add secondary) Ramp Ramp (CTRL to add secondary) Recursion Ardyn, the Usurper Demons you control have menace, lifelink, and haste
Importantly, each of the 28 Pokmon in the set is expected to receive its own Illustration Rare, meaning there are still plenty of reveals to come