This is the latest in a series of comparison pieces following IDW’s new Teenage Mutant Ninja Turtles timeline and how it differs from the original Mirage timeline. These reviews will reference IDW’s TPBs as well as original issues that are being re-released by IDW in TPB format. IDW’s City Fall Part 1 was released in October 2013 and collects issues 21 to 24 of this new series. IDW also released TMNT Classics Vol 6 in September 2013 which contains issues 41, 42, 43 from the original series. These reviews will also contain spoilers to the plot lines so ***SPOILER ALERT*** to everyone who wanted to read these issues first.