Veiled Ascension is a rare Enchantment card from Murders at Karlov Manor Commander (MKC), collector number 329. Current market price: $0.28, TCGplayer market prices via Scryfall.
When this enchantment enters, put a flying counter on each face-down creature you control. Face-down creatures you control enter with a flying counter on them. At the beginning of your upkeep, you may cloak the top card of your library.