Done

go

done, ng

Done, no green.

Done, ng

done

A bit sticky in the middle, but still NG

go

done

done

Despite its complexities, it went fast, no green for me. I found a difficult loner. I found a skewed unique rectangle (a 2 x 3 figure with the same logic as a usual unique rectangle) probably not needed for a solution, but check it out. 24.

Done