Anim Pakal, Thousandth Moon Anim Pakal, Thousandth Moon rewards you for building around it with cards like Luminarch Aspirant or Rosie Cotton of South Lane to stack +1/+1 counters on it
I think Syr Konrad, the Grim surprised a lot of players with just how powerful it was in Throne of Eldraine Limited
Please note that this list does not include types like Treasure (#2 Overall) or Subtypes like Equipment (#5) or Vehicles (#24)
You can spread this out, of course, since Monument costs just two to cast initially
2x Flounder, Voice of Reason 2x Goons, Maleficent's Underlings 2x Magic Golden Flower Cost 2 Cards 3x Aurora, Regal Princess 3x Coconut Basket 2x Frying Pan 2x Gramma Tala 2x One Jump Ahead 2x Prince Eric 2x Ransack Cost 3 Cards 2x Hercules, True Hero 2x Jasmine, Disguised 2x Kristoff, Official Ice Master 3x Mickey Mouse, Detective 2x Smash Cost 4 Cards 3x Aurora, Briar Rose 3x Maleficent, Sinister Visitor Cost 5 Cards 1x Aurora, Dreaming Guardian 2x Beast, Hardheaded 1x Grab Your Sword 1x Maleficent, Uninvited 2x Simba, Rightful Heir Cost 6 Cards 2x Mufasa, King of the Pride Lands 1x Scar, Mastermind Cost 7 Cards 1x Simba, Returned King Cost 8 Cards 1x Maui, Demigod What Do These Cards Do
