Because, at the end of the day, it just works
While enchantments are fairly easy to destroy, especially with cards similar to the ones above, it adds an extra step to the process for your opponents barring mass land destruction like Armageddon, which can be really helpful if you have a land in play that taps for more than one mana when you use it
Evolve Ralts to Kirlia as soon as possible because Kirlia and Radiant Greninja are your draw engines, each allowing you to discard one card to draw two
New Creature Types in Each Set/Block Lorwyn : Noggle Magic 2010 : Siren Zendikar : Ally, Surrakar, Eldrazi Scars of Mirrodin : Hippogriff, Germ, Praetor Innistrad : Werewolf Theros : God, Sable, Lamia, Nymph Khans of Tarkir : Naga Battle for Zendikar : Scion, Processor Shadows over Innistrad : Mole Kaladesh : Aetherborn, Pilot, Servo, Monkey Amonkhet : Jackal Ixalan : Trilobite, Dinosaur Battlebond : Azra Core Set 2019 : Egg War of the Spark : Army Commander 2019 : Sculpture Throne of Eldraine : Mouse, Peasant, Warlock, Noble Theros Beyond Death : Demigod, Tentacle Ikoria: Lair of Behemoths : Otter, Shark Core Set 2021 : Dog Kaldheim : Phyrexian Strixhaven: School of Mages : Inkling, Fractal Modern Horizons 2 : Ranger, Phyrexian creature type update Dungeons & Dragons: Adventures in the Forgotten Realms : Bard, Beholder, Gnoll, Halfling, Hamster Tiefling The Lost Caverns of Ixalan : Capybara, Llama, Snail Outlaws of Thunder Junction : Armadillo, Mount, Coyote, Porcupine, Possum, Varmint Bloomburrow : Skunk, Weasel Duskmourn: House of Horror : Glimmer, Toy, Final Fantasy : Moogle, Qu, Edge of Eternities: Drix, Lobster Spider-Man : Symbiote, Villain Universes Beyond: Echidna, Hero Some creature types have also been removed over the years
