The downside, of course, is that you have to wait until your upkeep to get the first trigger, and if an opponent destroys the enchantment before then, youll need some other way for the Ring to tempt you
What does surprise me, however, is how strong this card is
At the beginning of your end step, draw a card
Basic land
You become a card until you leave your library or that library is shuffled
Heres a shortlist of the more prominent cards I got to keep for free: Jeska, Thrice Reborn (Mythic) Apex Devastator (Mythic) Archon of Coronation (Mythic) Command Beacon (Rare) Jared Carthalion, True Heir (Foil Rare) Armored Skyhunter (Foil Rare) Austere Command (Rare) Krark the Thumbless (Rare) Sengir, the Dark Baron (Rare) About 13 more Rares End Step: Would I Do It Again