Séance is a rare Enchantment card from Dark Ascension (DKA), collector number 20. Current market price: $0.33 (foil $0.76), TCGplayer market prices via Scryfall.
At the beginning of each upkeep, you may exile target creature card from your graveyard. If you do, create a token that's a copy of that card, except it's a Spirit in addition to its other types. Exile it at the beginning of the next end step.