Break Down is a uncommon Instant card from Fallout (PIP), collector number 602. Current market price: — (foil $1.76), TCGplayer market prices via Scryfall.
Destroy target artifact or enchantment. Create a Junk token. (It's an artifact with "{T}, Sacrifice this token: Exile the top card of your library. You may play that card this turn. Activate only as a sorcery.")