Devour Intellect is a common Sorcery card from Adventures in the Forgotten Realms (AFR), collector number 97. Current market price: $0.22 (foil $0.27), TCGplayer market prices via Scryfall.
Target opponent discards a card. If mana from a Treasure was spent to cast this spell, instead that player reveals their hand, you choose a nonland card from it, then that player discards that card.