I have printed lego compatible parts in the past. About 2 years ago...IIRC they were bases for Warhammer or something like that. https://flic.kr/p/cq7uRf http

I have printed lego compatible parts in the past. About 2 years ago...IIRC they were bases for Warhammer or something like that. https://flic.kr/p/cq7uRf https://flic.kr/p/cq7uRf Plus, many of the duplo sized wooden train track adapters ( http://www.thingiverse.com/thing:4041 http://www.thingiverse.com/thing:4041 )...which is really one of the benefits of the printer with toys...making mashups that would never be sold by the actual competing toy companies.