Sorcerer Class is a rare Enchantment — Class card from Adventures in the Forgotten Realms Promos (PAFR), collector number 233s. Current market price: — (foil $4.15), TCGplayer market prices via Scryfall.
(Gain the next level as a sorcery to add its ability.) When this Class enters, draw two cards, then discard two cards. {U}{R}: Level 2 Creatures you control have "{T}: Add {U} or {R}. Spend this mana only to cast an instant or sorcery spell or to gain a Class level." {3}{U}{R}: Level 3 Whenever you cast an instant or sorcery spell, that spell deals damage to each opponent equal to the number of instant and sorcery spells you've cast this turn.
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