All you need to do to bring it back is have a land enter the battlefield under your control, simple as that, and you'll get a free 2/1
Even if you do have a Bloodghast in your graveyard that you can bring back, it's still best to wait because you may dredge over Prized Amalgam that you didn't know about yet and would love to have brought that back too simply by playing a land
Apothecary White Battle for Bretagard Call the Coppercoats Cosmogrand Zenith Cubwarden Distract the Guards Elspeth, Sun's Nemesis Faramir, Prince of Ithilien Faramir, Steward of Gondor Forth Eorlingas
Forsake the Worldly can do the job for 3 mana if that something is an artifact or enchantment, exiling it so you probably don't have to worry about it coming back
These are especially great in single or two-color decks, where you can get huge value the longer the game goes on
Cecil's journey from Dark Knight to Paladin really shaped my earliest understanding of how video games can explore the concept of narrative in ways other media cannot