Summoner's Grimoire is a rare Artifact — Book Equipment card from Final Fantasy (FIN), collector number 205. Current market price: $0.38 (foil $0.64), TCGplayer market prices via Scryfall.
Job select Equipped creature is a Shaman in addition to its other types and has "Whenever this creature attacks, you may put a creature card from your hand onto the battlefield. If that card is an enchantment card, it enters tapped and attacking." Abraxas — Equip {3}