Jaya Ballard is a mythic Legendary Planeswalker — Jaya card from Secret Lair Drop (SLD), collector number 1062. Current market price: $3.50 (foil $3.80), TCGplayer market prices via Scryfall.
+1: Add {R}{R}{R}. Spend this mana only to cast instant or sorcery spells. +1: Discard up to three cards, then draw that many cards. −8: You get an emblem with "You may cast instant and sorcery spells from your graveyard. If a spell cast this way would be put into your graveyard, exile it instead."