Not a full film but Cinemano did an intro clip for another PM video channel: https://www.youtube.com/watch?v=Juk8SsJntVQ
To be fair Cinemano has done some official clips for PM - the recent ones have been Scooby Doo and Back to the Future. Examples: https://twitter.com/playmobil/status/1328427620908867588https://twitter.com/playmobil/status/1321904847852064788