Jace, Unraveler of Secrets is a mythic Legendary Planeswalker — Jace card from Shadows over Innistrad (SOI), collector number 69. Current market price: $2.73 (foil $7.37), TCGplayer market prices via Scryfall.
+1: Scry 1, then draw a card. −2: Return target creature to its owner's hand. −8: You get an emblem with "Whenever an opponent casts their first spell each turn, counter that spell."