The drawback is that creature has to have a mana cost equal to or lower than the number of lands you have, but thats super easy to get around in green
Feel free to copy these paragraphs should a dispute come up in your games
It also puts the creature into play, unlike Worldly Tutor or the expensive reserved list Survival of the Fittest
Which are not seeing the play they deserve
Facilier, Charlatan 3x Magic Broom, Bucket Brigade 3x Minnie Mouse, Beloved Princess 2x Yzma, Alchemist Cost 3 Cards 3x Friends On The Other Side 2x Maleficent, Sorceress 2x Maximus, Relentless Pursuer 3x Mickey Mouse, True Friend 1x Part Of Your World 3x Rafiki, Mysterious Sage 3x The Wardrobe, Belle's Confidant Cost 4 Cards 2x Ariel, On Human Legs 2x Cinderella, Gentle and Kind 1x Hades, Lord of the Underworld 2x Hakuna Matata 2x Jafar, Wicked Sorcerer 2x Jetsam, Ursula's Spy 1x Mickey Mouse, Wayward Sorcerer - Foiled Cost 5 Cards 1x Flotsam, Ursula's Spy 1x Moana, Of Motunui - Foiled Cost 6 Cards 1x Sven, Official Ice Deliverer Cost 7 Cards 1x Dr
Not only is his art amazing (peep the killer tarot card reference), but his ability is so weird that I wanted to give it a spin