Cast it and then cast Solemn Simulacrum to go from five mana on turn four to ten mana on turn five
Having a copy of [c]Swords to Plowshares[/c] or [c]Abrupt Decay[/c] in your deck is generally a good idea
If it helps, think of Items and Characters as similar (Game changing, multiple use), and Actions and Songs as similar (one-use, instant, discarded immediately after use)
Prior to his purchase of The One Ring, Post Malone had bought a Black Lotus card for a total of $800,000 (621,948), making it one of the most expensive Magic: The Gathering cards ever sold
These cards are locked: 4 Cauldron Familiar 4 Priest of Forgotten Gods 4 Mayhem Devil 2 Scrapheap Scrounger 2 Woe Strider 4 Claim the Firstborn 4 Witchs Oven 4 Blood Crypt Of course, things like Priest of Forgotten Gods and Claim the Firstborn could be much weaker in certain metagames
It also gets really obnoxious in multiples, so it might be really dumb to play against out of some decks