Talking about the last level of the 2nd arc, in Immortal Defence. Excluding the Endless Assult. Title is "What the left hand did". In this level there is just a single boss, plus a path defender ...
Assuming an N by N square playing space, with both towers and enemies taking up a 1x1 area, what is the optimum mazing setup to force enemies to spend the most overall distance pathing within the N by ...