During my first visit to the Outsider Art Fair in Manhattan yesterday, February 27, the overall experience was exactly what I’d expected: a few stand-out booths amid a sea of puzzling ones.

Mr. J twists Jared Leto’s bizarre, edgelord version of The Joker ... The People’s Joker is bonafide outsider art—a remixing of classic mythology to tell a compelling trans-coming-of-age ...