Faith's Fetters is a common Enchantment — Aura card from Ravnica Remastered (RVR), collector number 18. Current market price: $0.13 (foil $0.25), TCGplayer market prices via Scryfall.
Enchant permanent When this Aura enters, you gain 4 life. Enchanted permanent can't attack or block, and its activated abilities can't be activated unless they're mana abilities.