Main story.
By Paul Allor and Damian Couceiro.
*Introducing a new era in TMNT! This series will explore characters and story-lines that are pivotal to the IDW TMNT universe! When a mysterious new mutant targets Baxter Stockman, it will be up to the TMNT to reluctantly save him. Little does everyone know that a larger trap is being laid by a new arch-foe! *Source: idwpublishing.com
"Inside Out"
By Kevin Eastman, Bobby Curnow, Tom Waltz and Bill Sienkiewicz.
*Plus a back-up story from TMNT co-creator Kevin Eastman and comics legend Bill Sienkiewicz! *Source: idwpublishing.com