Masyu Loop: Draw a loop that passes all the circles. Whenever the loop passes a white circle, it must go straight, but turns either before or after the circle (or both). Whenever the loop passes a black circle, it must turn, but go straight on both before and after the circle.
Expected difficulty Medium • Answer • Comment/E-mail if you want a solution to be published
This puzzle was intended to be completely antisymmetric and has the same (okay, mirrored) pattern of givens as this puzzle. Turns out both objectives aren’t met. I give up tweaking it, hence the name.