Elspeth, Sun's Champion: A planeswalker whose ultimate ability creates three 1/1 white Soldier creature tokens with flying, and she can also generate a single token every turn with her +1 ability

Release date: 2007-07-30 Ancestor's Chosen Angel of Mercy Angelic Blessing Angelic Chorus Angelic Wall Aura of Silence Aven Cloudchaser Ballista Squad Bandage Beacon of Immortality Benalish Knight Cho-Manno, Revolutionary Condemn Demystify Field Marshal Ghost Warden Glorious Anthem Hail of Arrows Heart of Light High Ground Holy Day Holy Strength Honor Guard Icatian Priest Kjeldoran Royal Guard Loxodon Mystic Loyal Sentry Luminesce Mobilization Nomad Mythmaker Pacifism Paladin en-Vec Pariah Reviving Dose Reya Dawnbringer Righteousness Rule of Law Samite Healer Serra Angel Serra's Embrace Skyhunter Patrol Skyhunter Prowler Skyhunter Skirmisher Soul Warden Spirit Link Spirit Weaver Starlight Invoker Steadfast Guard Story Circle Suntail Hawk Tempest of Light Treasure Hunter True Believer Tundra Wolves Venerable Monk Voice of All Wall of Swords Warrior's Honor Wild Griffin Windborn Muse Wrath of God Youthful Knight Academy Researchers Air Elemental Ambassador Laquatus Arcanis the Omnipotent Aura Graft Aven Fisher Aven Windreader Boomerang Cancel Cephalid Constable

Casting Jack Skellington as Corpse Knight might seem a bit random, but the two work pretty well together and I wasn't stuck on having to make Jack a legendary creature
As with any new Magic set, Outlaws of Thunder Junction Commander decks are the best way to dive into the new theming and mechanics

All-Fates Scroll Ancestral Knowledge Angelic Aberration Awaken the Blood Avatar Balance Battle for Bretagard Bloodspore Thrinax Broodspinner Bulwark Ox Cacophony Scamp Caldera Hellion Candlestick Cankerbloom Capenna Express Caprichrome Careening Mine Cart Carnival Elephant Meteor Chandra, Flameshaper Contraption Cannon Copper Longlegs Corpse Cobble Credit Voucher Crossover Collaboration Daredevil Dragster Dargo, the Shipwrecker Depthshaker Titan Devouring Greed Devouring Hellion Devouring Rage Dockside Extortionist Dracoplasm Dragon Broodmother Dreadmobile Dreamtide Whale Emrakul's Evangel Famished Worldsire Feaster of Fools Feasting Hobbit Fell Beast of Mordor Fiery Bombardment Filigree Vector Fire Nation Warship Food Fight Forbidden Ritual Found Footage Free-Range Chicken Gilded Assault Cart Gilded Ghoda Glassblower's Puzzleknot Glittering Stockpile Glorious Purpose Gluttonous Slime God-Eternal Bontu Gorger Wurm Grim Bauble Heliophial Hellcarver Demon Hellkite Hatchling Hew the Entwood Imskir Iron-Eater Izzet Chemister Jund Kharasha Foothills Kuldotha Flamefiend Kylox, Visionary Inventor Lair of the Ashen Idol Landslide Last-Ditch Effort Lich-Knights' Conquest Lotus Blossom Luxurious Locomotive Magma Mine

A risky unreliable two for one that offers just a single ramp is too weak most of the time