Legolas, Master Archer The heroic trigger is nearly a whole deck all on its own

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

Destroy each permanent completely covered by those cards
As for the card itself, Urza, Lord High Artificer is typically only seen in Commander nowadays
Flip your commander to unleash permanent emblems that accelerate your strategy into overdrive
For four mana, Elenda starts as a 1/1 with Lifelink