Here some games with Miiverse supports, which has no communities yet: ¯ Pushmo World - Art Academy: SketchPad (In my opinion, it could just use Art Community) - M&S at the Rio 2016 Olympic Games - Kirby Planet Robobot and BoxBoy! (kind of...)
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What about Lego City Undercover?
The art community is already based on a game called SDK paint