Locked in the Cemetery is a common Enchantment — Aura card from Foundations Jumpstart (J25), collector number 321. Current market price: $0.17, TCGplayer market prices via Scryfall.
Enchant creature When this Aura enters, if there are five or more cards in your graveyard, tap enchanted creature. Enchanted creature doesn't untap during its controller's untap step.