Estrid's Invocation is a rare Enchantment card from Modern Horizons 3 (MH3), collector number 269. Current market price: $0.44 (foil $0.77), TCGplayer market prices via Scryfall.
You may have this enchantment enter as a copy of an enchantment you control, except it has "At the beginning of your upkeep, you may exile this enchantment. If you do, return it to the battlefield under its owner's control."