Millicent, Restless Revenant fits the bill with its spirit-reliant ability and its token generation, and there are enough spirits in the game that you can tune your deck to your budget and gameplay environment
Anafenza, the Foremost Ancestor's Embrace Archive Haunt Benevolent Geist Bone Rattler (playtest) Brinebound Gift Catlike Curiosity Chapel Shieldgeist Clever Distraction Covetous Geist Dennick, Pious Apparition Departed Soulkeeper Dorothea's Retribution Drogskol Armaments Dryad Militant Festival of Embers Forbidden Crypt Generous Soul Ghastly Mimicry Ghostly Castigator Gutter Shortcut Hades, Sorcerer of Eld Hook-Haunt Drifter Katilda's Rising Dawn Lanterns' Lift Leyline of the Void Luminous Phantom Morning Apparition Necrodominance Planar Void Rest in Peace Sinner's Judgment Spectral Binding Twinblade Invocation Valgavoth, Terror Eater Waildrifter Yawgmoth's Agenda Yawgmoth's Day Planner (playtest)
It would be nice if even a percentage of these players learned how to play Magic, but the rules text simply does not matter at the checkout counter for this crossover
Whenever one or more cards are put into a library from anywhere, create two 1/1 colorless Spirit creature tokens with "This token can't block or be blocked by non-Spirit creatures." When Wan Shi Tong enters, target nonland permanent's owner puts it into their library second from the top or on the bottom