Scavenging Ooze provides excellent utility against graveyard-focused decks like Azorius Oculus while shoring up the deck's matchup against red burn strategies by gaining life
Aminatou, the Fateshifter Commodore Guff Daretti, Scrap Savant Dihada, Binder of Wills Elminster Estrid, the Masked Freyalise, Llanowar's Fury Jared Carthalion Jeska, Thrice Reborn Lord Windgrace Minsc & Boo, Timeless Heroes Nahiri, the Lithomancer Ob Nixilis of the Black Oath Quintorius, History Chaser Rowan Kenrith Saheeli, the Gifted Sivitri, Dragon Master Tasha, the Witch Queen Teferi, Temporal Archmage Tevesh Szat, Doom of Fools Will Kenrith
It gives you that enchantress effect whenever your (or anyone else's) enchantments leave the battlefield as well
Graveyard is one of the most popular archetypes in the format and pretty much every deck has some amount of graveyard recursion that Klothys slowly but surely denies
Talk about overkill
Zombie Apocalypse from Dark Ascension would have been fun if it had a Miracle cost