Neverending Torment is a rare Sorcery card from Saviors of Kamigawa (SOK), collector number 83. Current market price: $0.80 (foil $21.25), TCGplayer market prices via Scryfall.
Search target player's library for X cards, where X is the number of cards in your hand, and exile them. Then that player shuffles. Epic (For the rest of the game, you can't cast spells. At the beginning of each of your upkeeps, copy this spell except for its epic ability. You may choose a new target for the copy.)