There is a guy on YouTube, not sure if he comes here to these forums, but he posts some nice OP-1 beat making videos.
Recently he had a contest where he asked folks to post videos of how they make music on their OP-1. He gave the winner a sample pack that he made.
I am posting this in case anyone on this forum wants to get involved in his next contest.
Here is a video of the the folks who submitted their stuff on his latest contest: