Lost Auramancers is a uncommon Creature — Human Wizard card from Future Sight (FUT), collector number 11. Current market price: $0.36 (foil $11.35), TCGplayer market prices via Scryfall.
Vanishing 3 (This creature enters with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.) When this creature dies, if it had no time counters on it, you may search your library for an enchantment card, put it onto the battlefield, then shuffle.