You may have Estrid's Invocation enter the battlefield 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."
Enchanters add layer upon layer of complexity to the world around them.
Near Mint - $19.000
Lightly Played - $15.200
Moderately Played - $13.300
Heavily Played - $11.400
Damaged - $9.500
Near Mint Spanish - $19.000
Lightly Played Spanish - $15.200
Moderately Played Spanish - $13.300
Heavily Played Spanish - $11.400
Damaged Spanish - $9.500