Pillory of the Sleepless is a common Enchantment — Aura card from Guildpact (GPT), collector number 125. Current market price: $0.16 (foil $1.24), TCGplayer market prices via Scryfall.
Enchant creature Enchanted creature can't attack or block. Enchanted creature has "At the beginning of your upkeep, you lose 1 life."